Prosecution Insights
Last updated: May 29, 2026

Pfizer, Inc.

36 pending office actions • 27 art units • 36 examiners • 0 of 36 (0%) have an AI response strategy ready • 37 patents granted in the last 365 days

Portfolio Summary

36
Total Pending OAs
29
Non-Final OAs
7
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 36 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

23
Overdue
1
Due this week
9
Due this month
3
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 36 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (23)Due ≤ 7 days (1)Due ≤ 30 days (9)Due ≤ 60 days (3)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

0
Hard (0%)
20
Medium (56%)
5
Easy (14%)
11
Unknown (31%)

Rejection Statute Mix

BucketCases
§103 only19 (53%)
§102 only1 (3%)
§112 only5 (14%)
No statute on record11 (31%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

33
Life Sciences
92% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
8% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

360 h
Manual time on pending OAs
72 h
Time saved (low, 20%)
126 h
Time saved (mid, 35%)
3.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KHATTAR, RAJESH 1 36.2% +35.2%
ABDULLAH, AAISHA 1 26.7% +43.8%
HAUK TEODORO, PRICILA NMN 1 100.0% +0.0%
GANGLE, BRIAN J 1 76.4% +15.4%
FOLEY, SHANON A 1 73.7% +18.1%
KLINKEL, KORTNEY L 1 39.5% +44.6%
O DELL, DAVID K 1 57.8% +35.8%
ANDERSON, REBECCA L 1 73.2% +24.0%
SMITH, ADAM MICHAEL 1
LEESER, ERICH A 1 81.6% +13.5%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18549158 Treatment of Breast Cancer with Amcenestrant and Palbociclib LEESER, ERICH A 22d

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18722420 WEARABLE COMPANION FOR DETECTING THE CYTOKINE RELEASE SYNDROME ABDULLAH, AAISHA 112d overdue

Interview Candidates (8)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18722420 WEARABLE COMPANION FOR DETECTING THE CYTOKINE RELEASE SYNDROME ABDULLAH, AAISHA 112d overdue
18552453 Ether-Linked Antiviral Compounds ANDERSON, REBECCA L 71d overdue
18488191 COMPOUND FOR THE TREATMENT OF CANCER KLINKEL, KORTNEY L 56d overdue
18555058 COMBINATION THERAPY COMPRISING A PKC INHIBITOR AND A MEK INHIBITOR O DELL, DAVID K 5d
18557987 VACCINATION AGAINST BACTERIAL AND BETACORONAVIRUS INFECTIONS FOLEY, SHANON A 8d
18754913 HEALTH INFORMATION PLATFORM KHATTAR, RAJESH 13d
18549158 Treatment of Breast Cancer with Amcenestrant and Palbociclib LEESER, ERICH A 22d
18562387 RECOMBINANT EXPRESSION OF KLEBSIELLA PNEUMONIAE O-ANTIGENS IN ESCHERICHIA COLI GANGLE, BRIAN J 43d

Top Art Units

Art UnitApps
1645 5
1653 2
1637 2
1672 2
1646 2
1624 2
3684 1
3681 1
1671 1
1627 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18754913 HEALTH INFORMATION PLATFORM KHATTAR, RAJESH 3684 §103 Final Rejection 13d Pending Jun 26, 2024
18722420 WEARABLE COMPANION FOR DETECTING THE CYTOKINE RELEASE SYNDROME ABDULLAH, AAISHA 3681 §103 Non-Final OA 112d overdue Pending Jun 20, 2024
18535116 IMMUNOGENIC COMPOSITIONS AND METHODS FOR ELICITING AN IMMUNE RESPONSE AGAINST CLOSTRIDIOIDES (CLOSTRIDIUM) DIFFICILE HAUK TEODORO, PRICILA NMN 1645 Other Non-Final OA 34d Pending Dec 11, 2023
18562387 RECOMBINANT EXPRESSION OF KLEBSIELLA PNEUMONIAE O-ANTIGENS IN ESCHERICHIA COLI GANGLE, BRIAN J 1645 §102 Non-Final OA 43d Pending Nov 20, 2023
18557987 VACCINATION AGAINST BACTERIAL AND BETACORONAVIRUS INFECTIONS FOLEY, SHANON A 1671 §103 Non-Final OA 8d Pending Oct 30, 2023
18488191 COMPOUND FOR THE TREATMENT OF CANCER KLINKEL, KORTNEY L 1627 §112 Non-Final OA 56d overdue Pending Oct 17, 2023
18555058 COMBINATION THERAPY COMPRISING A PKC INHIBITOR AND A MEK INHIBITOR O DELL, DAVID K 1621 §103 Non-Final OA 5d Pending Oct 12, 2023
18552453 Ether-Linked Antiviral Compounds ANDERSON, REBECCA L 1626 §112 Non-Final OA 71d overdue Pending Sep 26, 2023
18551038 PHARMACEUTICAL COMPOSITIONS CONTAINING ADENO-ASSOCIATED VIRAL VECTOR SMITH, ADAM MICHAEL 1638 Other Non-Final OA 9d Pending Sep 18, 2023
18549158 Treatment of Breast Cancer with Amcenestrant and Palbociclib LEESER, ERICH A 1622 §103 Non-Final OA 22d Pending Sep 05, 2023
18459381 CELL CULTURE PROCESS NGUYEN, NGHI V 1653 §103 Non-Final OA 14d Pending Aug 31, 2023
18275634 Methods of Protecting RNA MCKILLOP, JOHN CHARLES 1637 §103 Non-Final OA 15d Pending Aug 03, 2023
18359250 Dosing Regime For Treatment of Chronic Hand Eczema BREDEFELD, RACHAEL EVA 3786 §103 Non-Final OA 110d overdue Pending Jul 26, 2023
18350986 CELLS AND METHOD OF CELL CULTURE HUMPHRIES, NICHOLAS ADAM 1631 §103 Non-Final OA 60d overdue Pending Jul 12, 2023
18347698 SELF-AMPLIFYING RNA ENCODING AN INFLUENZA VIRUS ANTIGEN CHEN, STACY BROWN 1672 Other Non-Final OA 8d overdue Pending Jul 06, 2023
18255868 METHODS FOR PURIFICATION OF AAV VECTORS BY AFFINITY CHROMATOGRAPHY TINSLEY, BRENDAN THOMAS 1634 §112 Non-Final OA 37d overdue Pending Jun 04, 2023
18255869 METHODS AND COMPOSITIONS FOR INHIBITING EXCESS NUCLEIC ACID PRECIPITATION TSAY, MARSHA M 1656 §103 Non-Final OA 2d overdue Pending Jun 04, 2023
18322395 PURIFICATION OF ANTIBODY DRUG CONJUGATES USING A SODIUM PHOSPHATE GRADIENT GAMETT, DANIEL C 1647 §103 Non-Final OA 17d overdue Pending May 23, 2023
18036141 TALAZOPARIB SOFT GELATIN CAPSULE DOSAGE FORM MERCIER, MELISSA S 1615 §103 Final Rejection 23d Pending May 09, 2023
18252124 Immunogenic compositions comprising conjugated capsular saccharide antigens and uses thereof OGUNBIYI, OLUWATOSIN A 1645 Other Non-Final OA 13d Pending May 08, 2023
18034239 IMMUNOGENIC COMPOSITIONS FOR USE IN PNEUMOCOCCAL VACCINES MORGAN, BAILEY MICHELLE 1645 §103 Non-Final OA 216d overdue Pending Apr 27, 2023
18250570 CRYSTAL-FREE HIGH-CONCENTRATION TESTOSTERONE CYPIONATE FORMULATIONS MITCHELL, EDWIN COLEMAN 1619 §103 Final Rejection 26d overdue Pending Apr 26, 2023
18250252 Methods for Purification of AAV Vectors by Anion Exchange Chromatography ALAM, DANYAL HASSAN 1672 §103 Non-Final OA 84d overdue Pending Apr 24, 2023
18249411 Methods for purifying bacterial polysaccharides PATEL, PRANAV N 1777 §103 Non-Final OA 29d Pending Apr 18, 2023
18025879 METHODS, THERAPIES AND USES FOR TREATING CANCER HOLTZMAN, KATHERINE ANN 1646 Other Non-Final OA 114d overdue Pending Mar 10, 2023
18024245 STREAMLINED ASSAY PREPARATION YOUNG, NATASHA E 1774 §103 Non-Final OA 1d overdue Pending Mar 01, 2023
18006800 IMPROVEMENTS TO WASH SOLUTIONS FOR ANION EXCHANGE CHROMATOGRAPHY IN A METHOD OF PURIFICATION OF RECOMBINANTLY-PRODUCED RSV PROTEINS IANNUZO, NATALIE NMN 1653 §103 Non-Final OA 50d overdue Pending Jan 25, 2023
18004109 Preparation Of A Pyrimidinyl-3,8-Diazabicyclo[3.2.1]Octanylmethanone Derivative And Salt Thereof MOORE, SUSANNA 1624 Other Non-Final OA 36d overdue Pending Jan 03, 2023
18146014 COMBINATION OF AN ANTI-PD-L1 ANTIBODY AND A DNA-PK INHIBITOR FOR THE TREATMENT OF CANCER JOHANSEN, PETER N. 1644 Other Final Rejection 85d overdue Pending Dec 23, 2022
17924975 METHODS, THERAPIES AND USES FOR TREATING CANCER DENT, ALANA HARRIS 1643 Other Final Rejection 100d overdue Pending Nov 11, 2022
17997312 MODIFIED NUCLEIC ACIDS ENCODING ASPARTOACYLASE (ASPA) AND VECTOR FOR GENE THERAPY ALLEN, SARAH ELIZABETH 1637 Other Non-Final OA 34d Pending Oct 27, 2022
17997091 PYRROLO[2,3-D]PYRIMIDINE DERIVATIVES WILLIS, DOUGLAS M 1624 §112 Non-Final OA 36d overdue Pending Oct 25, 2022
17837891 COMPOSITIONS AND METHODS FOR TREATMENT OF ABNORMAL CELL GROWTH PEEBLES, KATHERINE 1617 Other Non-Final OA 126d overdue Pending Jun 10, 2022
17431462 Methods for purifying bacterial polysaccharides CREWS, JARET JAMES 1691 Other Non-Final OA 53d overdue Pending Aug 17, 2021
17125555 STREPTOCOCCUS PNEUMONIAE CAPSULAR POLYSACCHARIDES AND CONJUGATES THEREOF LYONS, MARY M 1645 §112 Final Rejection 23d overdue Pending Dec 17, 2020
16978354 ANTI-PD-1 ANTIBODY COMPOSITIONS ALSOMAIRY, SARAH ABDOALATIF 1646 §103 Final Rejection 30d overdue Pending Sep 04, 2020

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