Prosecution Insights
Last updated: October 02, 2026
Application No. 19/401,583

FLEXIBLE PRESSURIZATION BULKHEAD FOR AN AIRCRAFT

Non-Final OA §102
Filed
Nov 26, 2025
Priority
Nov 29, 2024 — FR FR2413232
Examiner
O'HARA, BRIAN M
Art Unit
3642
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
Airbus SAS
OA Round
1 (Non-Final)
75%
Grant Probability
Favorable
1-2
OA Rounds
2y 3m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 75% — above average
75%
Career Allowance Rate
453 granted / 603 resolved
+23.1% vs TC avg
Strong +20% interview lift
Without
With
+20.5%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
15 currently pending
Career history
617
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
43.8%
+3.8% vs TC avg
§102
30.3%
-9.7% vs TC avg
§112
24.1%
-15.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 603 resolved cases

Office Action

§102
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 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 1-13 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Mischereit (WO 2009037008 A1). Mischereit discloses: 1. A pressurization bulkhead for an aircraft (100), comprising: a membrane (300) having a plane main surface (106/316) and at least one articulation (304 and 310) for connecting the membrane to the fuselage of the aircraft. 2. The pressurization bulkhead according to claim 1, wherein said at least one articulation is a pivot (310). 3. The pressurization bulkhead according to claim 2, further comprising a flexible liner (114) rigidly attached to said at least one articulation and extending between the membrane and said at least one articulation. 4. The pressurization bulkhead according to claim 3, wherein the membrane has a circular contour, the bulkhead including at least two articulations (see multiple 310 in Fig. 4) regularly distributed around said circular contour. 5. The pressurization bulkhead according to claim 4 further comprising eight articulations (Compare Figs. 1 and 4, 310 is in at least 8 locations) regularly distributed around said circular contour. 6. The pressurization bulkhead according to claim 5 further comprising at least one radial reinforcement (118). 7. The pressurization bulkhead according to claim 6 further comprising at least one radial reinforcement associated with each articulation (see distribution of 118 in Fig. 1). 8. The pressurization bulkhead according to claim 7, wherein each radial reinforcement is a metal or composite material bar (“core composite component (314, 316) has a core (314) with a honeycomb structure”; Claim 17). 9. The pressurization bulkhead according to claim 8, wherein the membrane includes a stack of layers (314+316) comprising at least one layer of honeycomb cardboard and/or of foam and at least one layer of composite material. 10. The pressurization bulkhead according to claim 9 further comprising at least one clip (116) for retaining the liner disposed between the articulation and the membrane. 11. The pressurization bulkhead according to claim 10, wherein the articulation includes a mobile part (304) an axis of which in a rest position is in a plane of the main surface of the membrane. 12. The pressurization bulkhead according to claim 1 conformed to be positioned radially (see position in Fig. 1) with a pivot connection to a fuselage of the aircraft. 13. An aircraft including a pressurization bulkhead as claimed in claim 1, said at least one articulation being fixed to the fuselage (as defined by 108+120) of the aircraft. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to BRIAN M O'HARA whose telephone number is (571)270-5224. The examiner can normally be reached Monday - Friday, 9AM - 5PM eastern. 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, Joshua Huson can be reached at 571-270-5301. 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. /BRIAN M O'HARA/Primary Examiner, Art Unit 3642
Read full office action

Prosecution Timeline

Nov 26, 2025
Application Filed
Jul 01, 2026
Non-Final Rejection mailed — §102 (current)

Precedent Cases

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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
75%
Grant Probability
96%
With Interview (+20.5%)
3y 1m (~2y 3m remaining)
Median Time to Grant
Low
PTA Risk
Based on 603 resolved cases by this examiner. Grant probability derived from career allowance rate.

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