Law firm or agent

Cantor Colburn LLP - Otis Elevator

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1,765 applicationsfiled 2008 to 2025

Allowance rate

73%

−2 pts vs the USPTO range 71% to 75%

Rejections before allowance

1.5

−0.1 vs the USPTO

Months to first action

24.1 mo

+5.5 vs the USPTO

Needed an RCE

18%

−9 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

B66B 1,578 apps

G06F Electric digital data processing18 apps

H04W Wireless communication networks14 apps

H02K 14 apps

H04L Transmission of digital information10 apps

F16D 9 apps

Art units

2837610 apps

3654510 apps

3651120 apps

361990 apps

OPAP39 apps

284626 apps

Examiners met

The examiners seen most, and how it went with each

Diem M Tran185 apps

79%

Michael A Riegelman176 apps

77%

Christopher J Uhlir176 apps

48%

Jeffrey Donels157 apps

84%

Marlon T Fletcher90 apps

81%

Minh D Truong88 apps

64%

Anthony J Salata74 apps

93%

David S Warren74 apps

91%

Bars show the share of decided applications that were allowed.

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Who they file for

Clients with the most applications

Otis Elevator Company1,705 apps

74%

Aurélien Fauconnet4 apps

50%

Lucien WEDZIKOWSKI4 apps

75%

Nicolas FONTENEAU4 apps

Laurent COLDRE3 apps

33%

Meidensha Corporation3 apps

100%

Aurelien FAUCONNET2 apps

100%

Dirk H. TEGTMEIER2 apps

50%

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
19419366	ELEVATOR CAR CEILING ACCESS SYSTEM	2025-12-15	Pending	0	0	n/a
19419402	ELEVATOR CAR CEILING ACCESS SYSTEM	2025-12-15	Pending	0	0	n/a
19406172	MACHINE ROOM-LESS ELEVATOR TRACTION SYSTEM AND ELEVATOR EQUIPMENT	2025-12-02	Pending	1	0	8.6 mo
15453162	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15490733	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15827904	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15433271	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15947373	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15587634	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15182008	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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