Prosecution Insights
Last updated: May 29, 2026

Mammoth Biosciences Inc.

7 pending office actions • 7 art units • 7 examiners • 0 of 7 (0%) have an AI response strategy ready

Portfolio Summary

7
Total Pending OAs
5
Non-Final OAs
2
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 7 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
1
Due this week
3
Due this month
1
Due in next 60 days
1
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. 7 of the docket's apps have a known mailing date.

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

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%)
4
Medium (57%)
1
Easy (14%)
2
Unknown (29%)

Rejection Statute Mix

BucketCases
§103 only4 (57%)
§112 only1 (14%)
No statute on record2 (29%)

Industry Mix

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

7
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HIBBERT, CATHERINE S 1 59.2% +48.3%
VANN-OJUEKAIYE, KENDRA RAYCHELL 1 0.0% +0.0%
RAVINDRA, KRISHNA NUGGEHALLI 1 72.7% +3.6%
LIPPOLIS, ALEXANDRA ROSE 1 36.4% +70.1%
DIBRINO, MARIANNE 1 43.3% +41.2%
SCHLOOP, ALLISON ELIZABETH 1 61.8% +56.5%
WHITE, DENNIS MICHAEL 1 57.4% +48.8%

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
18334327 METHODS AND COMPOSITIONS FOR PERFORMING A DETECTION ASSAY VANN-OJUEKAIYE, KENDRA RAYCHELL 34d

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
17629895 COMPOSITIONS FOR DETECTION OF DNA AND METHODS OF USE THEREOF SCHLOOP, ALLISON ELIZABETH 7d
18469512 EFFECTOR PROTEINS, EFFECTOR PARTNERS, COMPOSITIONS, SYSTEMS AND METHODS OF USE THEREOF HIBBERT, CATHERINE S 12d
17555236 ASSAYS AND METHODS FOR DETECTION OF NUCLEIC ACIDS WHITE, DENNIS MICHAEL 22d
17935042 EFFECTOR PROTEINS AND METHODS OF USE LIPPOLIS, ALEXANDRA ROSE 29d
17687498 PROGRAMMABLE NUCLEASE COMPOSITIONS AND METHODS OF USE THEREOF DIBRINO, MARIANNE 70d

Top Art Units

Art UnitApps
1658 1
1682 1
1636 1
1637 1
1641 1
1683 1
1758 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18469512 EFFECTOR PROTEINS, EFFECTOR PARTNERS, COMPOSITIONS, SYSTEMS AND METHODS OF USE THEREOF HIBBERT, CATHERINE S 1658 §103 Non-Final OA 12d Pending Sep 18, 2023
18334327 METHODS AND COMPOSITIONS FOR PERFORMING A DETECTION ASSAY VANN-OJUEKAIYE, KENDRA RAYCHELL 1682 §103 Non-Final OA 34d Pending Jun 13, 2023
18000640 PROGRAMMABLE NUCLEASES AND METHODS OF USE RAVINDRA, KRISHNA NUGGEHALLI 1636 §103 Non-Final OA 71d overdue Pending Dec 02, 2022
17935042 EFFECTOR PROTEINS AND METHODS OF USE LIPPOLIS, ALEXANDRA ROSE 1637 Other Non-Final OA 29d Pending Sep 23, 2022
17687498 PROGRAMMABLE NUCLEASE COMPOSITIONS AND METHODS OF USE THEREOF DIBRINO, MARIANNE 1641 Other Final Rejection 70d Pending Mar 04, 2022
17629895 COMPOSITIONS FOR DETECTION OF DNA AND METHODS OF USE THEREOF SCHLOOP, ALLISON ELIZABETH 1683 §112 Non-Final OA 7d Pending Jan 25, 2022
17555236 ASSAYS AND METHODS FOR DETECTION OF NUCLEIC ACIDS WHITE, DENNIS MICHAEL 1758 §103 Final Rejection 22d Pending Dec 17, 2021

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