Prosecution Insights
Last updated: April 17, 2026
Application No. 18/121,443

SENSOR PAD

Non-Final OA §103§112§DP
Filed
Mar 14, 2023
Examiner
NGUYEN, TAI T
Art Unit
2685
Tech Center
2600 — Communications
Assignee
unknown
OA Round
1 (Non-Final)
84%
Grant Probability
Favorable
1-2
OA Rounds
2y 2m
To Grant
99%
With Interview

Examiner Intelligence

Grants 84% — above average
84%
Career Allow Rate
919 granted / 1087 resolved
+22.5% vs TC avg
Strong +17% interview lift
Without
With
+17.4%
Interview Lift
resolved cases with interview
Typical timeline
2y 2m
Avg Prosecution
27 currently pending
Career history
1114
Total Applications
across all art units

Statute-Specific Performance

§101
2.8%
-37.2% vs TC avg
§103
27.1%
-12.9% vs TC avg
§102
26.5%
-13.5% vs TC avg
§112
28.5%
-11.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1087 resolved cases

Office Action

§103 §112 §DP
DETAILED ACTION 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 Objections Claim 1 and 5-6 are objected to because of the following informalities: As per claim 1, lines 6, “the top layer and the second top layer” should read as ------the first surface layer and the second surface layer-----. As per claim 5, applicant is required to spell out “PBAT/PLA” in line 2. As per claim 6, line 2, applicant claimed for “wherein the and the accommodating cavity”. It is incomplete. 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. Claim 6 recites the limitation "the passage" in line 2. There is insufficient antecedent basis for this limitation in the claim. Claim 7 recites the limitation "the inner" in line 2. There is insufficient antecedent basis for this limitation in the claim. Appropriate correction is required. Double Patenting The nonstatutory double patenting rejection is based on a judicially created doctrine grounded in public policy (a policy reflected in the statute) so as to prevent the unjustified or improper timewise extension of the “right to exclude” granted by a patent and to prevent possible harassment by multiple assignees. A nonstatutory double patenting rejection is appropriate where the conflicting claims are not identical, but at least one examined application claim is not patentably distinct from the reference claim(s) because the examined application claim is either anticipated by, or would have been obvious over, the reference claim(s). See, e.g., In re Berg, 140 F.3d 1428, 46 USPQ2d 1226 (Fed. Cir. 1998); In re Goodman, 11 F.3d 1046, 29 USPQ2d 2010 (Fed. Cir. 1993); In re Longi, 759 F.2d 887, 225 USPQ 645 (Fed. Cir. 1985); In re Van Ornum, 686 F.2d 937, 214 USPQ 761 (CCPA 1982); In re Vogel, 422 F.2d 438, 164 USPQ 619 (CCPA 1970); In re Thorington, 418 F.2d 528, 163 USPQ 644 (CCPA 1969). A timely filed terminal disclaimer in compliance with 37 CFR 1.321(c) or 1.321(d) may be used to overcome an actual or provisional rejection based on nonstatutory double patenting provided the reference application or patent either is shown to be commonly owned with the examined application, or claims an invention made as a result of activities undertaken within the scope of a joint research agreement. See MPEP § 717.02 for applications subject to examination under the first inventor to file provisions of the AIA as explained in MPEP § 2159. See MPEP § 2146 et seq. for applications not subject to examination under the first inventor to file provisions of the AIA . A terminal disclaimer must be signed in compliance with 37 CFR 1.321(b). The filing of a terminal disclaimer by itself is not a complete reply to a nonstatutory double patenting (NSDP) rejection. A complete reply requires that the terminal disclaimer be accompanied by a reply requesting reconsideration of the prior Office action. Even where the NSDP rejection is provisional the reply must be complete. See MPEP § 804, subsection I.B.1. For a reply to a non-final Office action, see 37 CFR 1.111(a). For a reply to final Office action, see 37 CFR 1.113(c). A request for reconsideration while not provided for in 37 CFR 1.113(c) may be filed after final for consideration. See MPEP §§ 706.07(e) and 714.13. The USPTO Internet website contains terminal disclaimer forms which may be used. Please visit www.uspto.gov/patent/patents-forms. The actual filing date of the application in which the form is filed determines what form (e.g., PTO/SB/25, PTO/SB/26, PTO/AIA /25, or PTO/AIA /26) should be used. A web-based eTerminal Disclaimer may be filled out completely online using web-screens. An eTerminal Disclaimer that meets all requirements is auto-processed and approved immediately upon submission. For more information about eTerminal Disclaimers, refer to www.uspto.gov/patents/apply/applying-online/eterminal-disclaimer. Claims 1-11 are rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-9 of U.S. Patent No. 11,908,300. Although the claims at issue are not identical, they are not patentably distinct from each other because they all disclosed the same subject matter. The corresponding claims that contain the same subject matter are mapped below: Present Invention 18/121,443 Patent No. 11,908,300 1. A sensor pad system, comprising: an outer cover configured to receive a sensor pad body, the outer cover comprising a first surface layer and a second surface layer which form an accommodating cavity for the sensor pad body, the first surface layer further comprising a non-slip layer, wherein both the top layer and the second top layer are formed from at least one biodegradable material. 6. The sensor pad system of claim 1, wherein the and the accommodating cavity is provided with an outward-extending exhaust port configured for the passage of wiring. 7. The sensor pad system of claim 6, wherein the exhaust port comprises a first exhaust hole and a second exhaust hole, and the inner diameter of the first exhaust hole is adapted to the wire, and the second exhaust hole is provided with a viscous film to form a one-way valve. 1. A sensor pad cover, comprising: a first surface layer and a second surface layer which form an accommodating cavity configured to receive a sensor pad body, the first surface layer including a non-slip top layer, wherein both the first surface layer and the second surface layer are formed from at least one biodegradable material, wherein the accommodating cavity is provided with an outward-extending exhaust port configured for passage of wiring, wherein the exhaust port comprises a first exhaust hole and a second exhaust hole, and an inner diameter of the first exhaust hole is adapted to the wire, and the second exhaust hole is provided with a viscous film to form a one-way valve. 2. The sensor pad system of claim 1, wherein an edge of the first surface layer is fixedly connected with an edge of the second surface layer. 2. The sensor pad cover of claim 1, wherein an edge of the first surface layer is fixedly connected with an edge of the second surface layer. 3. The sensor pad system of claim 2, wherein the edge of the first surface layer and the edge of the second surface layer are press-molded to form an arc-shaped transition at an edge position of the outer cover. 3. The sensor pad cover of claim 2, wherein the edge of the first surface layer and the edge of the second surface layer are press-molded to form an arc-shaped transition at an edge position of the outer cover. 4. The sensor pad system of claim 1, wherein first surface layer and the second surface layer are formed from the same material. 4. The sensor pad cover of claim 1, wherein first surface layer and the second surface layer are formed from a same material. 5. The sensor pad system of claim 1, wherein the material of the first surface layer and the second surface layer comprises PBAT/PLA material. 5. The sensor pad cover of claim 1, wherein the first surface layer and the second surface layer are formed from PBAT/PLA material. 8. The sensor pad system of claim 7, wherein the second exhaust hole comprises a first extension sheet and a second extension sheet, wherein the first extension sheet is integrally formed with the first surface layer, and the second extension sheet is integrally formed with the second surface layer, wherein a first end and a second end of the first extension sheet is fixedly connected to a first end and a second end of the second extension sheet, respectively. 6. The sensor pad cover of claim 1, wherein the second exhaust hole comprises a first extension sheet and a second extension sheet, wherein the first extension sheet is integrally formed with the first surface layer, and the second extension sheet is integrally formed with the second surface layer, wherein a first end and a second end of the first extension sheet is fixedly connected to a first end and a second end of the second extension sheet, respectively. 9. The sensor pad system of claim 1, including a sensor pad body within the outer cover. 7. The sensor pad cover of claim 1, wherein the cover is configured to removably encase the sensor pad body, such that the cover is replaceable. 10. The sensor pad system of claim 9, wherein the sensor pad body comprises a first sensor pad layer, an intermediate layer, and a second sensor pad layer, wherein least one side of the first and second sensor pad layers is provided with a conductive coating and the intermediate layer is sandwiched between the first and second sensor pad layers and fixedly connected to the first and second sensor pad layers, and wherein the intermediate layer comprises an insulating material and a plurality configured to enable contact between the first and second sensor pad layers when layers are pressed. 8. The sensor pad cover of claim 7, wherein the sensor pad body comprises a first sensor pad layer, an intermediate layer, and a second sensor pad layer, wherein least one side of the first and second sensor pad layers is provided with a conductive coating and the intermediate layer is sandwiched between the first and second sensor pad layers and fixedly connected to the first and second sensor pad layers, and wherein the intermediate layer comprises an insulating material and a plurality of through holes, wherein the through holes are configured to enable contact between the first and second sensor pad layers when the sensor pad body is housed within the sensor pad cover and the first and second sensor pad layers are pressed via force applied to the cover. 11. The sensor pad system of claim 1, wherein the outer cover is disposable and biodegradable. 9. The sensor pad cover of claim 1, wherein the cover is disposable and biodegradable. 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. Claim(s) 1-6, 9 and 11 are is/are rejected under 35 U.S.C. 103 as being unpatentable over Johnson (US 5,019,950) in view of Rumold et al. (US 2023/0116591). As per claim 1, Johnson discloses a sensor pad system (figures 1-3) comprising: an outer cover (floor mat, 11) configured to receive a sensor pad body (contact switch, 44, col. 2, lines 22-38); the outer cover comprising a first surface layer (upper layer, 30) and a second surface layer (lower surface layer, 31) which form an accommodating cavity (moisture-free interior, 33) configured to receive a sensor pad body (switch contacts, 44, col 2, lines 14-21); the first surface layer including a non-slip top layer (34, col. 2, lines 14-38). Johnson discloses the instant claimed invention except for the first surface layer and the second surface layer being formed from at least one biodegradable material. Rumold et al. teach a mat system (10, figures 1-9) being used from products that are biodegradable (paragraph 0055). Therefore, it would have been obvious to a person having ordinary skill in the art at the time the invention was made to utilize the mat as taught by Rumold et al. in the system as disclosed by Johnson for the purpose of keeping users out of bacterials/germs and providing an environment friendly mat. As per claim 2-3, Johnson discloses an edge of the first surface layer being fixedly connected (sealed) with an edge of the second surface layer, wherein the edge of the first surface layer and the edge of the second surface layer are press-molded to form an arc-shaped transition at an edge position of the outer cover (figures 2-3, col. 2, lines 14-21). As per claim 4, Johnson discloses first surface layer and the second surface layer being formed from same material (vinyl, col. 2, line 14). As per claim 5, Since Johnson discloses the first surface layer and the second surface layer are formed from vinyl material and Rumold et al. teach the used of biodegradable material, it would have been obvious to a person having ordinary skill in the art at the time the invention was made to utilize the PBAT/PLA material for the purpose of providing a safety environment. As per claim 6, Johnson discloses the accommodating cavity (33) provided with an outward-extending exhaust port configured for a passage of wiring (electrical cord, 55, col. 2, lines 39-49). As per claim 9, as show in figures 1-3, Johnson discloses a sensor pad body within the outer cover. As per claim 11, Rumold et al. discloses the cover being disposable and biodegradable (paragraphs 0045-0046 and 0055). Allowable Subject Matter Claims 7-8 and 10 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to TAI T. NGUYEN whose telephone number is (571)272-2961. The examiner can normally be reached Mon-Fri: 9am-6pm. 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, Quan-Zhen Wang can be reached at 571-272-3114. 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. /TAI T NGUYEN/Primary Examiner, Art Unit 2685 October 24, 2025
Read full office action

Prosecution Timeline

Mar 14, 2023
Application Filed
Oct 24, 2025
Non-Final Rejection — §103, §112, §DP (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
84%
Grant Probability
99%
With Interview (+17.4%)
2y 2m
Median Time to Grant
Low
PTA Risk
Based on 1087 resolved cases by this examiner. Grant probability derived from career allow rate.

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