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Iowa City, IA, United States of America

Act, Inc.

USPTO Granted Patents = 23

% Expired Patents = 13.0

Trademarks = 34

Forward Citations = 350

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27 inventors (with patents filed for the assignee):

Richard D Meisner (6 out of 6 patents)

Larry K Acker (3 out of 14 patents)

Nancy Petersen (3 out of 3 patents)

4. Lisa Gawlick (2 out of 2 patents)

5. Changhui Zhang (2 out of 2 patents)

6. Lingyun Gao (2 out of 2 patents)

7. Irl E Ward (2 out of 31 patents)

8. Jiang-Tsuen Ju (2 out of 3 patents)

9. Ryan McCallum (1 out of 1 patent)

10. Jay Venenga (1 out of 1 patent)

11. Susan M Lottridge (1 out of 4 patents)

12. Howard C Mitzel (1 out of 4 patents)

13. John A Pennington (1 out of 4 patents)

14. Bradley Bolender (1 out of 1 patent)

15. Daniel Shaw (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 12466746 - Producing device (2025-11-11),

2. 11631338 - Deep knowledge tracing with transformers (2023-04-18),

3. 11494560 - System and methodology for computer-facilitated development of reading comprehension test items through passage mapping (2022-11-08),

4. 11087097 - Automatic item generation for passage-based assessment (2021-08-10),

5. 11062023 - Secure distribution and administration of digital examinations (2021-07-13),

6. 10755589 - System and method for scoring constructed responses (2020-08-25),

7. 10741093 - Automated determination of degree of item similarity in the generation of digitized examinations (2020-08-11),

8. 10741092 - Application of high-dimensional linguistic and semantic feature vectors in automated scoring of examination responses (2020-08-11),

9. 10706734 - Methods for improving test efficiency and accuracy in a computer adaptive test (CAT) (2020-07-07),

10. 10665122 - Application of semantic vectors in automated scoring of examination responses (2020-05-26),

11. 10529245 - Methods for improving test efficiency and accuracy in a computer adaptive test (CAT) (2020-01-07),

12. 10268676 - Automated detection of linguistic uniqueness (2019-04-23),

13. 10198428 - Methods and systems for textual analysis (2019-02-05),

14. 8834173 - Method and system for scripted testing (2014-09-16),

15. 8327873 - Temperature back flow control valve (2012-12-11),

Act, Inc. is a prominent organization based in Iowa City, Iowa, specializing in educational assessment and research. The company develops a range of standardized tests and assessment tools aimed at enhancing educational outcomes and supporting student success. With a focus on research-driven methodologies, Act, Inc. plays a crucial role in the education sector by providing insights and data that inform curriculum development and educational policy. Their commitment to improving learning experiences extends across various educational levels and contexts.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

23 Patents

#2 in Iowa City, IA

#85 in Iowa

#14,401 in US

#27,619 in the World

Iowa City, IA, United States of America

Act, Inc.

Forward Citations = 350

27 inventors:

Richard D Meisner (6 out of 6 patents)

Larry K Acker (3 out of 14 patents)

Nancy Petersen (3 out of 3 patents)

4. Lisa Gawlick (2 out of 2 patents)

5. Changhui Zhang (2 out of 2 patents)

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