Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE50587 | Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials | — | 2025-09-16 |
| 12188679 | Pre-fabricated modular fire-rated conduit assembly | — | 2025-01-07 |
| 12152802 | Fire-rated ventilation duct and improvements therein | — | 2024-11-26 |
| 11441810 | Pre-fabricated modular fire-rated conduit assembly | — | 2022-09-13 |
| RE49087 | Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials | — | 2022-05-31 |
| 11333390 | Fire-rated ventilation duct and improvements therein | — | 2022-05-17 |
| 10024569 | Fire-rated modular duct assembly and improvements therein | — | 2018-07-17 |
| 9976768 | Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials | — | 2018-05-22 |
| 9557071 | Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials | — | 2017-01-31 |
| 9074788 | Fire-rated modular duct assembly suitable for exhausting flammable or hazardous gases, vapours and other materials | — | 2015-07-07 |
| 8276319 | Fire resistant access panel for ducts and air handling equipment | — | 2012-10-02 |
| 8178781 | Apparatus for protecting cable trays, conduits and/or cables | — | 2012-05-15 |
| 7195290 | Apparatus for a fire-rated duct | — | 2007-03-27 |