Company or institution

AMBRX, INC.

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168 applicationsfiled 2007 to 2026

Allowance rate

62%

−13 pts vs the USPTO range 55% to 69%

Rejections before allowance

2.1

+0.5 vs the USPTO

Months to first action

15.6 mo

−3.0 vs the USPTO

Needed an RCE

39%

+12 pts vs the USPTO

Timeline

Applications by filing year: drag across the years to study a period

Allowed in green, abandoned in red, pending in grey. The figures above and the charts that can be recomputed by filing year follow the span you pick.

Compared with the office

Against every applicant before the USPTO

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Trend

Allowance by filing year

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Domains

Where the applications fall

CPC subclasses

A61K Medical preparations75 apps

C07K Peptides51 apps

C12N Microorganisms or enzymes13 apps

A61P Therapeutic activity of compounds12 apps

C08G 4 apps

C07C 4 apps

Art units

164750 apps

165425 apps

165616 apps

164613 apps

167510 apps

16459 apps

Examiners met

The examiners seen most, and how it went with each

Christine J Saoud24 apps

46%

Julie Ha18 apps

67%

Elly Gerald Stoica15 apps

80%

Kagnew H Gebreyesus9 apps

56%

Fozia M Hamud9 apps

56%

Jegatheesan Seharaseyon8 apps

75%

Christina Bradley5 apps

40%

Sudhakar Katakam5 apps

100%

Bars show the share of decided applications that were allowed.

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Who represents them

Law firms and agents on their applications

ATTN: INTELLECTUAL PROPERTY DEPARTMENT94 apps

49%

Ambrx Biopharma, Inc.40 apps

97%

WILSON SONSINI GOODRICH & ROSATI11 apps

45%

Barnes & Thornburg LLP (IN)10 apps

100%

MERCK5 apps

80%

Baker Donelson2 apps

Elanco US Inc.2 apps

50%

FAEGRE DRINKER BIDDLE & REATH LLP (DC)2 apps

Bars show the share of decided applications that were allowed.

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Rejection fingerprint

What gets rejected, by statute

Share of parsed office actions raising each ground; blue is the USPTO.

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What works

Allowance by strategy used

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Interviews

Does an interview help?

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Applications

Every application in the record

Application	Title	Filed	Status	Rejections	RCEs	To 1st action
19652860	COMPOSITIONS CONTAINING, METHODS INVOLVING, AND USES OF NON-NATURAL AMINO ACID LINK…	2026-04-20	Pending	0	0	n/a
19511505	ANTI-PSMA ADC CONJUGATE COMPOSITIONS AND METHODS OF USE THEREOF	2026-02-13	Pending	0	0	n/a
19147964	ANTI-CD70 ANTIBODY-DRUG CONJUGATES	2025-07-14	Pending	0	0	n/a
15382094	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15893454	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15910703	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15434004	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15134009	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15616215	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15519768	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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