Prosecution Insights
Last updated: July 17, 2026
Application No. 18/826,869

TIGHT-COIL ROLLING GRILLE

Non-Final OA §102§103§112
Filed
Sep 06, 2024
Priority
Sep 13, 2023 — provisional 63/582,465
Examiner
RAMSEY, JEREMY C
Art Unit
3634
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
Lawrence Roll-Up Doors Inc.
OA Round
1 (Non-Final)
52%
Grant Probability
Moderate
1-2
OA Rounds
1y 2m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 52% of resolved cases
52%
Career Allowance Rate
514 granted / 980 resolved
At TC average
Strong +47% interview lift
Without
With
+46.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 0m
Avg Prosecution
32 currently pending
Career history
1020
Total Applications
across all art units

Statute-Specific Performance

§103
88.9%
+48.9% vs TC avg
§102
4.7%
-35.3% vs TC avg
§112
4.7%
-35.3% vs TC avg
Black line = Tech Center average estimate • Based on career data from 980 resolved cases

Office Action

§102 §103 §112
DETAILED ACTION The following Non-Final Office Action is in response to the application filed 9/6/2024. Status of the claims: Claims 1-20 are hereby examined below. Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 9-20 are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Claims 9 and 15 recite a “tight coil”. It is unclear what is required to be “tight” as this is a measure of degree. Dependent claims are rejected as depending from a rejected claim. Claims are being examined as best understood. Claim Rejections - 35 USC § 102 The following is a quotation of the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claims 1-5,9 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Katchur et al US 6,189,593. In regard to claim 1, with reference to Figures 3-6, Katchur et al ‘593 discloses a rolling grille system (54, Fig. 3) comprising: a plurality of curved links (10’, Fig. 5), each curved link affixed to an adjacent curved link through a plurality of rods (46, Fig. 6), thereby forming a rolling curtain, wherein each curved link (10’) has substantially similar dimensions, and wherein the curved links cause the rolling curtain to have uniform gaps between each curved link; a bottom bar (bottommost rod 46) attached to a bottom end of the rolling curtain, wherein the bottom bar (bottommost 46) is configured to add horizontal rigidity to the rolling curtain; a barrel (64, Fig. 4) configured to receive the rolling curtain and coil the rolling curtain around an outer wall of the barrel, wherein the substantially similar dimensions of each curved link (10’) reduce a size of the coil by reducing a gap between each layer of the coil; and at least one vertical guide (56’, Fig. 4) configured to direct a vertical end of the rolling curtain when the rolling is opening or closing. In regard to claim 2, Katchur et al ‘593 discloses wherein each curved link (10’) further comprises: a tab linkage extending from a first end of the curved link; and a notch linkage (formed by both 32’) extending from a second end of the curved link (10’), wherein the notch linkage includes two tubular sections (32’) spaced apart and configured to receive the tab linkage (shown below) of a second curved link, and wherein the tab linkage of the curved link couples, using the rod, to the notch linkage of the second curved link. PNG media_image1.png 320 602 media_image1.png Greyscale In regard to claim 3, Katchur et al ‘593 disclose a shoulder (shown above) positioned on the first end of the curved link (10’) and configured to receive the notch linkage (formed by both 32’) of a third curved linkage, wherein the shoulder reduces the uniform gap between linkages to decrease the size of the coil. In regard to claim 4, Katchur et al ‘593 disclose an arched length extending from the tab linkage (shown above) to the notch linkage (formed by 32’), wherein the arched length defines a curvature of the curved link. In regard to claim 5, Katchur et al ‘593 disclose, wherein a radius of the arched length (of 10’) and a radius of the barrel (64) determine the gap between each layer of the coil and an overall diameter of the rolling curtain when the rolling curtain is in a coiled position. In regard to claim 9, Katchur et al ‘593 disclsoe a rolling grille comprising: a plurality of curved links (10’), each curved link affixed to an adjacent curved link through a plurality of rods (46), thereby forming a rolling grille curtain configured to form a tight coil when rolled, wherein each curved link (10’) has substantially similar dimensions to reduce a spacing formed between each layer of the tight coil, and wherein the curved links (10’) cause the rolling grille curtain to have uniform gaps between each curved link; and a bottom bar (bottommost 46) attached to a bottom end of the rolling grille curtain, wherein the bottom bar (bottommost 46) is configured to add horizontal rigidity to the rolling grille curtain to reduce the spacing between each layer of the tight coil. In regard to claim 10, Katchur et al ‘593 disclose each curved link (10’) further comprises: a tab linkage (shown above) extending from a first end of the curved link; and a notch linkage (formed by both 32’) extending from a second end of the curved link, wherein the tab linkage of the curved link couples, using the rod (46), to the notch linkage of a second curved link. In regard to claim 11, Katchur et al ‘593 disclose a shoulder (shown above) positioned on the first end of the curved link (10’) and configured to receive the notch linkage of a third curved linkage, wherein the shoulder reduces the uniform gap between linkages to decrease the size of the coil. In regard to claim 12, Katchur et al ‘593 disclose an arched length extending from the tab linkage (shown above) to the notch linkage (formed by both 32’), wherein the arched length defines a radius of the curved link. In regard to claim 15, Katchur et al ‘593 disclose a tight coil rolling grille system comprising: a plurality of curved links (10’), each curved link affixed to an adjacent curved link through a plurality of rods (46) thereby forming a rolling curtain configured to form the tight coil when rolled, wherein each curved link has substantially similar dimensions to reduce a spacing formed between each layer of the tight coil, and wherein the curved links (10’) causes the rolling curtain to have uniform gaps between each curved link; and a bottom bar (bottommost 46) attached to a bottom end of the rolling curtain, wherein the bottom bar is configured to add horizontal rigidity to the rolling curtain. In regard to claim 16, Katchur et al ‘593 disclose wherein each curved link (10’) further comprises: a tab linkage (shown above) extending from a first end of the curved link; and a notch linkage (formed by both 32’) extending from a second end of the curved link, wherein the tab linkage (shown above) of the curved link (10’) couples, using the rod (46_, to the notch linkage of a second curved link. In regard to claim 17 Katchur et al ‘593 disclose an arched length extending from the tab linkage (shown above) to the notch linkage (formed by both 32’), wherein the arched length defines a radius of the curved link. In regard to claim 18 Katchur et al ‘593 disclose a barrel (64) configured to receive the rolling curtain and coil the rolling curtain around an outer wall of the barrel, wherein the substantially similar dimensions of each curved link (10’) reduce a size of the coil by reducing a gap between each layer of the coil on the barrel. Claim Rejections - 35 USC § 103 The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action: A patent for a claimed invention may not be obtained, notwithstanding that the claimed invention is not identically disclosed as set forth in section 102, if the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains. Patentability shall not be negated by the manner in which the invention was made. Claims 6, 13 and 19 are rejected under 35 U.S.C. 103 as being unpatentable over Katchur et al US 6,189,593 in view of Price et al WO2018/068019. In regard to claim 6, Katchur et al ‘593 fail to disclose a motor system configured to rotate the barrel, wherein the motor system is sized based on a size of the rolling grille and a size of the barrel. Price et al ‘019 disclose a motor system (30, Fig. 1) configured to rotate the barrel, wherein the motor system is sized based on a size of the rolling grille and a size of the barrel. It would have been obvious to one having ordinary skill in the art with a reasonable expectation of success to modify the device of Katchur et al ‘593 to include a motor system as taught by Price et al ‘019 for the purpose of providing a means to automatically retract and extend the grille without manual input, thus increasing the ease of use of the device. In regard to claim 13, Katchur et al ‘593 a barrel (64) configured to receive the rolling curtain and coil the rolling curtain around an outer wall of the barrel (64), wherein the substantially similar dimensions of each curved link (10’)reduce a size of the coil by reducing a gap between each layer of the coil. Katchur et al ‘593 fail to disclose a motor system configured to rotate the barrel, and wherein the motor system is sized based on a size of the rolling grille and a size of the barrel. Price et al ‘019 disclose a motor system (30, Fig. 1) configured to rotate the barrel, wherein the motor system is sized based on a size of the rolling grille and a size of the barrel. It would have been obvious to one having ordinary skill in the art with a reasonable expectation of success to modify the device of Katchur et al ‘593 to include a motor system as taught by Price et al ‘019 for the purpose of providing a means to automatically retract and extend the grille without manual input, thus increasing the ease of use of the device. In regard to claim 19, Katchur et al ‘593 fail to disclose a motor system configured to rotate a barrel to open or close the tight coil rolling grille, wherein the motor system is sized based on a size of the tight coil rolling grille and a size of the barrel, and wherein the rolling curtain wraps around the barrel when the tight coil rolling curtain is closing. Price et al ‘019 disclose a motor system (30, Fig. 1) configured to rotate the barrel, wherein the motor system is sized based on a size of the rolling grille and a size of the barrel. It would have been obvious to one having ordinary skill in the art with a reasonable expectation of success to modify the device of Katchur et al ‘593 to include a motor system as taught by Price et al ‘019 for the purpose of providing a means to automatically retract and extend the grille without manual input, thus increasing the ease of use of the device. Claims 7-8, 14 and 20 are rejected under 35 U.S.C. 103 as being unpatentable over Katchur et al US 6,189,593 in view of Gregoriou US2017/0074039. In regard to claim 7, Katchur et al ‘593 fails to disclose a photo eye configured to detect an obstruction in a path of the rolling grille, wherein a control panel prevents the rolling curtain from closing when the photo eye detects the obstruction, and wherein the photo eye is positioned at the bottom end of the rolling curtain; and a monitored light curtain configured to detect an obstruction in the path of the rolling grille, wherein the monitored light curtain stops and reverses the closing of the rolling grille. With reference to Figure 2B, Gregoriou ‘039 discloses a photo eye (155a) configured to detect an obstruction in a path of the rolling grille, wherein a control panel (165) prevents the rolling curtain from closing when the photo eye detects the obstruction, and wherein the photo eye (155a) is positioned at the bottom end of the rolling curtain; and a monitored light curtain (paragraph [0031]) configured to detect an obstruction in the path of the rolling grille, wherein the monitored light curtain stops and reverses the closing of the rolling grille. It would have been obvious to one having ordinary skill in the art before the effective filing date of the invention, to modify the device of Katchur et al ‘593 to include the photo eye, control panel and light curtain as taught by Gregoriou ‘039 in order to provide a means to stop, reverse of slow down the door in the presence of an obstruction in order to provide a measure of increased safety for a user. In regard to claim 8, Katchur et al ‘593 as modified by Gregoriou ‘039 discloses a second photo eye (155n) configured to detect the obstruction in the path of the rolling curtain, wherein the control panel prevents the rolling curtain from opening when the second photo eye detects the obstruction, and wherein the second photo eye is positioned at a top end of the rolling curtain. In regard to claim 14, Katchur et al ‘593 fails to disclose a photo eye configured to detect an obstruction in a path of the rolling grille, wherein a control panel prevents the rolling grille curtain from closing when the photo eye detects the obstruction, and wherein the photo eye is positioned at the bottom end of the rolling grille curtain; and a second photo eye configured to detect the obstruction in the path of the rolling grille, wherein the control panel prevents the rolling grille curtain from opening when the second photo eye detects the obstruction, and wherein the second photo eye is positioned at a top end of the rolling grille curtain. With reference to Figure 2B, Gregoriou ‘039 discloses a photo eye (155a) configured to detect an obstruction in a path of the rolling grille, wherein a control panel (165) prevents the rolling curtain from closing when the photo eye detects the obstruction, and wherein the photo eye (155a) is positioned at the bottom end of the rolling curtain; a second photo eye (155n) configured to detect the obstruction in the path of the rolling grille, wherein the control panel (165) prevents the rolling grille curtain from opening when the second photo eye detects the obstruction, and wherein the second photo eye (155n) is positioned at a top end of the rolling grille curtain. It would have been obvious to one having ordinary skill in the art before the effective filing date of the invention, to modify the device of Katchur et al ‘593 to include the photo eyes and control panel as taught by Gregoriou ‘039 in order to provide a means to stop, reverse of slow down the door in the presence of an obstruction in order to provide a measure of increased safety for a user. In regard to claim 20, Katchur et al ‘593 fail to disclose at least one photo eye configured to detect an obstruction in a path of the tight coil rolling grille, wherein a control panel prevents the rolling curtain from opening or closing when the photo eye detects the obstruction. With reference to Figure 2B, Gregoriou ‘039 discloses a least one photo eye (155n) configured to detect the obstruction in the path of the rolling grille, wherein a control panel (165) prevents the rolling grille curtain from opening when the second photo eye detects the obstruction. It would have been obvious to one having ordinary skill in the art before the effective filing date of the invention, to modify the device of Katchur et al ‘593 to include the photo eye and control panel as taught by Gregoriou ‘039 in order to provide a means to stop, reverse of slow down the door in the presence of an obstruction order to provide a measure of increased safety for a user. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Any inquiry concerning this communication or earlier communications from the examiner should be directed to JEREMY C RAMSEY whose telephone number is (571)270-3133. The examiner can normally be reached Mon-Wed 7:00-3:30. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Daniel Cahn can be reached at 571-270-5616. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /JEREMY C RAMSEY/Examiner, Art Unit 3634 /DANIEL P CAHN/Supervisory Patent Examiner, Art Unit 3634
Read full office action

Prosecution Timeline

Sep 06, 2024
Application Filed
Jun 18, 2026
Non-Final Rejection mailed — §102, §103, §112 (current)

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
52%
Grant Probability
99%
With Interview (+46.8%)
3y 0m (~1y 2m remaining)
Median Time to Grant
Low
PTA Risk
Based on 980 resolved cases by this examiner. Grant probability derived from career allowance rate.

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