Enter assignee name

% Expired Patents = 9.1

Forward Citations = 597

Loading Chart...

5 inventors (with patents filed for the assignee):

Jose E Valls, Jr (20 out of 21 patents)

Efrain D Vassallo (11 out of 13 patents)

Salvador Vassallo (2 out of 2 patents)

4. Antonio J Roig (1 out of 1 patent)

5. Jose E Valls (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 7140618 - Socket with dual-functional composite gasket (2006-11-28),

2. 6976434 - Floating amphibious game table (2005-12-20),

3. 6142484 - Composite multi-pressure gasket (2000-11-07),

4. 5941021 - Louver-type window and slat therefor (1999-08-24),

5. D330073 - Gasket (1992-10-06),

6. 5145216 - Pipe connection assembly (1992-09-08),

7. 5120153 - Fitting socket with integral reinforcing ring (1992-06-09),

8. D326710 - Gasket (1992-06-02),

9. 5099888 - Impact protected, sealed, double-walled pipe body (1992-03-31),

10. 4834430 - Pipe socket insert (1989-05-30),

11. 4826028 - Gasket seating ring (1989-05-02),

12. 4723905 - Pipe belling apparatus (1988-02-09),

13. 4693483 - Composite gasket and fitting including same (1987-09-15),

14. D291483 - Cross tee pipe fitting (1987-08-18),

15. D291482 - Pipe coupling (1987-08-18),

Vassallo Research & Development Corporation, based in Ponce, Puerto Rico, specializes in advanced research and development across various technology domains. The organization focuses on innovative solutions in fields such as medical devices, biotechnology, and engineering. With a commitment to enhancing product performance and safety, Vassallo collaborates with industry partners to drive technological advancements. Their expertise positions them as a key player in the development of cutting-edge technologies that address complex challenges in healthcare and engineering sectors.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

22 Patents

#1 in Ponce, PR

#6 in Puerto Rico

#5 in US

#28,749 in the World

Ponce, PR, United States of America

Vassallo Research & Development Corporation