For the Inventor, By the Inventor

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Los Angeles, CA, United States of America

C.r. Laurence Company, Inc.

USPTO Granted Patents = 37

CIPO Patents = 4

EPO Patents = 11

Trademarks = 32

Forward Citations = 297

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9 inventors (with patents filed for the assignee):

Gary Sprague (29 out of 36 patents)

Naoufel Mourchid (3 out of 3 patents)

Donald E Friese (2 out of 2 patents)

4. Tracy C Hansen (1 out of 11 patents)

5. Ray Bowie (1 out of 1 patent)

6. Timothy Ambrass (1 out of 1 patent)

7. James W Brown (1 out of 1 patent)

8. Mirjana Komadina (1 out of 1 patent)

9. Marco Gaebel (1 out of 1 patent)

37 patents: Sort by Forward Citations

1. 12241298 - Gravity hinge system for use with glass doors (2025-03-04),

2. 12196006 - Push pad exit device for emergency door egress (2025-01-14),

3. 12146337 - Taper-Loc system improvements (2024-11-19),

4. 12054970 - Push pad exit device for emergency door egress and vertical latch bolt assembly (2024-08-06),

5. 12044062 - Door rail system (2024-07-23),

6. 11821238 - Push pad exit device for emergency door egress (2023-11-21),

7. 11692370 - Taper-Loc system improvements (2023-07-04),

8. 11613923 - Door rail system (2023-03-28),

9. 11118378 - Push pad exit device for emergency door egress (2021-09-14),

10. 10934743 - Taper-loc system improvements (2021-03-02),

11. 10871026 - Door rail system (2020-12-22),

12. 10767372 - Fascia mounted railing system (2020-09-08),

13. 10704309 - Shower door system with gravity hinge (2020-07-07),

14. D863934 - Push pad exit device (2019-10-22),

15. 10392846 - Shower door system with gravity hinge (2019-08-27),

C.R. LAURENCE COMPANY, INC. is a leading manufacturer and distributor of architectural hardware and construction products. With over 100 years of experience in the industry, C.R. Laurence is known for its extensive range of high-quality products and innovative solutions. Their product categories include glass railing systems, shower doors, commercial doors and hardware, architectural railings, and more. Their commitment to customer satisfaction and excellence in product quality has made them a trusted name in the industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

37 Patents

#43 in Los Angeles, CA

#2,128 in California

#8,948 in US

#17,724 in the World

Los Angeles, CA, United States of America

C.r. Laurence Company, Inc.

Forward Citations = 297

9 inventors:

Gary Sprague (29 out of 36 patents)

Naoufel Mourchid (3 out of 3 patents)

Donald E Friese (2 out of 2 patents)

4. Tracy C Hansen (1 out of 11 patents)

5. Ray Bowie (1 out of 1 patent)

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