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For the Inventor, By the Inventor

West Haven, CT, United States of America

The Bilco Company


USPTO Granted Patents = 26

% Expired Patents = 3.8


Trademarks = 4

Forward Citations = 404

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16 inventors (with patents filed for the assignee):

goldMedal Robert J Lyons, Sr (9 out of 13 patents)

silverMedal Roger F Joyce (6 out of 6 patents)

bronzeMedal George W Lyons, Jr (4 out of 5 patents)

4.  Gary P Dabrowski (2 out of 5 patents)

5.  Steven G Cermola (2 out of 3 patents)

6.  Duane W Hipp (2 out of 2 patents)

7.  Jerome F Perrone, Jr (2 out of 3 patents)

8.  Anthony L Cavallaro, Jr (1 out of 1 patent)

9.  Ming Xiao (1 out of 1 patent)

10.  Lawrence R Jones (1 out of 13 patents)

11.  James Gleason (1 out of 2 patents)

12.  Donald E Barker (1 out of 30 patents)

13.  Kenneth R Gleason (1 out of 3 patents)

14.  Dominic T DeConciliis (1 out of 1 patent)

15.  Jacob J Kos (1 out of 1 patent)


Core Competencies:
Gate Latch
Hatch Frame
Watertight Hatch
Polymer Composite Door
Safety Railing
Horizontal Door
Gasket System
Emergency Release Latch
Fire Rated Door
Counterbalancing
Roofing Mechanism
Safety Extension

26 patents:

1. 10000944 - Gate latch (2018-06-19),
2. 9670671 - Hatch with thermally broken frame (2017-06-06),
3. 8851790 - Watertight hatch (2014-10-07),
4. 7356968 - Polymer composite basement door (2008-04-15),
5. 6931793 - Roof scuttle safety railing system (2005-08-23),
6. 6799395 - Horizontal door lift (2004-10-05),
7. 6672020 - Universal roof scuttle (2004-01-06),
8. 6347818 - Hold open arm assembly (2002-02-19),
9. 6260305 - Gasket system for a horizontal door (2001-07-17),
10. 6041553 - Anchorage system for a horizontal door (2000-03-28),
11. 6021606 - Lifting mechanism for horizontal hinged doors (2000-02-08),
12. 5960596 - Roofing mechanism (1999-10-05),
13. 5927012 - Emergency release latch mechanism for smoke hatch (1999-07-27),
14. 5565274 - Fire rated floor door and control system (1996-10-15),
15. 5554433 - Fire rated floor door and control system (1996-09-10),
Company Overview
The Bilco Company, headquartered in West Haven, Connecticut, specializes in the design and manufacture of access products, including roof hatches, floor doors, and smoke vents. With a focus on providing solutions for commercial and residential buildings, Bilco emphasizes safety, durability, and ease of use in its offerings. The company is recognized for its commitment to quality and innovation, serving a diverse range of industries while ensuring compliance with building codes and standards.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

26 Patents

#7 in West Haven, CT

#316 in Connecticut

#12,850 in US

#24,781 in the World

West Haven, CT (US)
West Haven, CT, United States of America

The Bilco Company

Forward Citations = 404

16 inventors:

goldMedal Robert J Lyons, Sr (9 out of 13 patents)

silverMedal Roger F Joyce (6 out of 6 patents)

bronzeMedal George W Lyons, Jr (4 out of 5 patents)

4.  Gary P Dabrowski (2 out of 5 patents)

5.  Steven G Cermola (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Bilco Company. Retrieved from https://idiyas.com/company/bilco-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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