For the Inventor, By the Inventor

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New York, NY, United States of America

Fiftythree, Inc.

USPTO Granted Patents = 11

% Expired Patents = 9.1

Trademarks = 6

Forward Citations = 38

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16 inventors (with patents filed for the assignee):

Georg F Petschnigg (6 out of 24 patents)

Julian R Walker (5 out of 14 patents)

Jonathan Reed Harris (4 out of 60 patents)

4. Andrew Scott Allen (4 out of 24 patents)

5. Thomas C Arends (3 out of 25 patents)

6. John K Ikeda (3 out of 117 patents)

7. Nicholas Eichhorn Bratt (3 out of 9 patents)

8. Amit Pitaru (2 out of 5 patents)

9. Ian Curry (1 out of 3 patents)

10. Matthew Feiszli (1 out of 1 patent)

11. Peter Sibley (1 out of 1 patent)

12. Denis Kovacs (1 out of 1 patent)

13. Gary Gordon (1 out of 1 patent)

14. Ronald Randall (1 out of 1 patent)

15. Ian MacDuff (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 10168899 - Computer-readable media and related methods for processing hand-drawn image elements (2019-01-01),

2. 9971480 - Methods and apparatus for providing graphical view of digital content (2018-05-15),

3. 9965445 - Systems and methods for gesture-based formatting (2018-05-08),

4. 9965056 - Active stylus and control circuit thereof (2018-05-08),

5. 9964439 - Methods and apparatus for an optical system outputting diffuse light and having a sensor (2018-05-08),

6. 9699653 - Apparatuses for authenticating a wireless connection using time related user actions (2017-07-04),

7. 9542093 - Methods and apparatus for providing partial modification of a digital illustration (2017-01-10),

8. 9529486 - Methods and apparatus for providing a digital illustration system (2016-12-27),

9. 9454296 - Methods and apparatus for providing graphical view of digital content (2016-09-27),

10. 9323355 - Methods and apparatus for an optical system outputting diffuse light and having a sensor (2016-04-26),

11. 9297750 - Methods and apparatus for an optical system outputting direct light and having a sensor (2016-03-29),

FiftyThree, Inc. is a leading technology company that specializes in creating tools for mobile creativity. Their flagship product, the award-winning app called Paper, allows users to capture ideas, sketch, draw, and make notes on their iPads and iPhones. The app is known for its elegant design, intuitive interface, and powerful artistic tools. FiftyThree, Inc. also offers accessories like the Pencil stylus, which enhances the drawing experience in Paper. With a focus on creativity and innovation, FiftyThree, Inc. continues to push the boundaries of mobile artistry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

11 Patents

#639 in New York, NY

#1,594 in New York

#27,470 in US

#51,671 in the World

New York, NY, United States of America

Fiftythree, Inc.

Forward Citations = 38

16 inventors:

Georg F Petschnigg (6 out of 24 patents)

Julian R Walker (5 out of 14 patents)

Jonathan Reed Harris (4 out of 60 patents)

4. Andrew Scott Allen (4 out of 24 patents)

5. Thomas C Arends (3 out of 25 patents)

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