Company or institution

CELANESE INTERNATIONAL CORPORATION

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655 applicationsfiled 2006 to 2026

Allowance rate

74%

−1 pts vs the USPTO range 71% to 78%

Rejections before allowance

1.5

−0.1 vs the USPTO

Months to first action

19.9 mo

+1.3 vs the USPTO

Needed an RCE

22%

−5 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

C07C 298 apps

B01J 84 apps

C08L 74 apps

C07D Heterocyclic compounds30 apps

C08F 22 apps

C08K 18 apps

Art units

1671184 apps

162168 apps

167243 apps

176232 apps

162428 apps

OPAP26 apps

Examiners met

The examiners seen most, and how it went with each

Elvis O Price93 apps

90%

Paul A Zucker40 apps

85%

Sikarl A Witherspoon34 apps

94%

Kahsay Habte28 apps

86%

Karl J Puttlitz26 apps

88%

Docket Central25 apps

n/a

Sudhakar Katakam25 apps

72%

Kofi Adzamli17 apps

76%

Bars show the share of decided applications that were allowed.

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Who represents them

Law firms and agents on their applications

Calderon Safran & Wright P.C.192 apps

64%

Celanese / Kilpatrick Townsend & Stockton166 apps

83%

Dority & Manning, P.A. and Ticona LLC148 apps

65%

Kilpatrick Townsend & Stockton LLP - East Coast64 apps

90%

FERRELLS, PLLC30 apps

80%

ExxonMobil Technology and Engineering Company16 apps

100%

Kilpatrick Townsend & Stockton LLP - West Coast15 apps

60%

Cooper and Associates, Mark L. Cooper7 apps

100%

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
19645827	Use of Biomass to Produce Polyoxymethylene Copolymers	2026-04-13	Pending	0	0	n/a
19516465	INCORPORATION OF ALKENE HYDROGENATION IN VINYL ACETATE PRODUCTION SYSTEMS AND METHO…	2026-03-04	Pending	0	0	n/a
19511730	Porous Membranes and Polymer Blend Made Therewith	2026-02-17	Pending	0	0	n/a
15772146	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15623660	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15680239	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15925657	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15189316	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15338554	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15142236	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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