Prosecution Insights
Last updated: April 19, 2026
Application No. 18/311,818

WALL PANEL AND METHOD FOR CONSTRUCTING A WALL

Non-Final OA §103
Filed
May 03, 2023
Examiner
BARLOW, ADAM G
Art Unit
3633
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
1947742 Alberta Ltd.
OA Round
1 (Non-Final)
71%
Grant Probability
Favorable
1-2
OA Rounds
2y 4m
To Grant
91%
With Interview

Examiner Intelligence

Grants 71% — above average
71%
Career Allow Rate
556 granted / 786 resolved
+18.7% vs TC avg
Strong +20% interview lift
Without
With
+20.3%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
30 currently pending
Career history
816
Total Applications
across all art units

Statute-Specific Performance

§101
0.1%
-39.9% vs TC avg
§103
50.9%
+10.9% vs TC avg
§102
23.9%
-16.1% vs TC avg
§112
21.6%
-18.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 786 resolved cases

Office Action

§103
DETAILED ACTION Election/Restrictions Applicant’s election without traverse of Claims 9-14 in the reply filed on 01/14/2026 is acknowledged. Claims 1-8 and 15-18 are withdrawn from further consideration pursuant to 37 CFR 1.142(b) as being drawn to a nonelected invention, there being no allowable generic or linking claim. Election was made without traverse in the reply filed on 01/14/2026. 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) 9, 10, and 14 is/are rejected under 35 U.S.C. 103 as being unpatentable over Bennett et al. (US 20190376287) in view of Rey (FR2638814). In re Claim 9 and 10 Bennet teaches a method for constructing a wall with an air vapor barrier, the method comprising: installing a first wall panel unit comprising a sheet of sheet material (120) and a layer of air vapor barrier membrane(130,132,134) on a front facing side of the sheet of sheet material. Installing a second wall panel unit comprising a piece of sheet material (120) and a layer of air vapor barrier membrane on a front facing side of the piece of sheet material. Figure 9 B shows the second wall panel unit spaced from the first wall panel unit to define a gap between them. An air vapor barrier membrane strip (140) is installed to span the gap. The examiner notes that the strip is a polyethylene tape which is a barrier to vapor to some degree. The tape has an adhesive which seals a first lengthwise edge of the strip against the first border and seals an opposite, second lengthwise edge of the strip against the second border. This tape adhesive is a line of sealant that is applied to first length wise edge of the strip and is applied on the first border when the tape is put in place. Bennet does not teach the air vapour barrier membrane being wrapped around perimeter edges of the sheets of sheet material and forming a first and second border of membrane exposed on a perimeter portion of a rear facing side of the sheet of sheet material. Rey teaches a panel that is that is complexly wrapped in an air vapor barrier membrane (24). (Figure 5) It would be obvious to one of ordinary skill in the art prior to the invention to the air vapor barrier membrane being wrapped around perimeter edges of the sheets of sheet material and forming a first and second border of membrane exposed on a perimeter portion of a rear facing side of the sheets of sheets material. This would enhance the degree of protection against water vapor penetration. In re Claim 14, the modified Bennett has been previously discussed. The examiner notes that it would be obvious to one of ordinary skill in the art prior to the effective filing date of the invention to inspect the wall interior at the interior of the building for signs of water damage due to infiltration at the seems/gaps between the panels. Noting the presence or lack of damage can be considered an inspection of the vapor membrane strip and its proper functionality. Claim(s) 13 is/are rejected under 35 U.S.C. 103 as being unpatentable over Bennett et al. US 20190376287) in view of Rey (FR2638814), and in further view of Dahlin (U.S. 9,856,645). In re Claim 13, the modified Bennett has been previously discussed, but does not teach arranging flashing that extends laterally from the sheet to span the gap. Dahlin teaches flashing (21,22,23,24) that is installed across the length of the wall to drain away moisture . (Figure 1) It would be obvious to one of ordinary skill in the art prior to the effective filing date of the invention to install a laterally extending flashing in order to drain off moisture and provide additional protection against moisture penetration into the interior. A flashing that extends along the length of the wall will span the gaps between the panels of that wall. Allowable Subject Matter Claims 11 and 12 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. The prior art of record fails to teach or adequately suggest a method of wall construction with the combination of characteristics specified in the claims. Of particular note are the fasteners that are covered in sealant and installed through membrane strip and the first border and into engagement with the sheet of sheet material. There is no cogent reasoning that is unequivocally independent of hindsight that would have led one of ordinary skill in the art at the effective filing date of the claimed invention to modify the prior art to obtain the applicant's invention. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. See PTO-892. Any inquiry concerning this communication or earlier communications from the examiner should be directed to ADAM G BARLOW whose telephone number is (571)270-1158. The examiner can normally be reached Monday - Friday, 9:00 am-4:00 pm EST. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Brian Glessner can be reached at (571) 272-6754. 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. /ADAM G BARLOW/Examiner, Art Unit 3633 /PAOLA AGUDELO/Primary Examiner, Art Unit 3633
Read full office action

Prosecution Timeline

May 03, 2023
Application Filed
Feb 20, 2026
Non-Final Rejection — §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12590452
SYSTEMS AND METHODS FOR MODULAR CONSTRUCTION
2y 5m to grant Granted Mar 31, 2026
Patent 12559942
SELF-SPACING LAP AND PANEL SIDING
2y 5m to grant Granted Feb 24, 2026
Patent 12540467
CONSTRUCTION METHOD FOR PLANT FACILITY AND PLANT CONFIGURING MODULE
2y 5m to grant Granted Feb 03, 2026
Patent 12529232
CLADDING PANEL THAT COLLECTS AND/OR EMITS THERMAL ENERGY
2y 5m to grant Granted Jan 20, 2026
Patent 12523321
RISER AND INGRESS DEVICE ASSEMBLY FOR SEPTIC TANK SYSTEM
2y 5m to grant Granted Jan 13, 2026
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
71%
Grant Probability
91%
With Interview (+20.3%)
2y 4m
Median Time to Grant
Low
PTA Risk
Based on 786 resolved cases by this examiner. Grant probability derived from career allow rate.

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