Inventor
DONALD ANTHONY PILZ
Inventor
US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E04Bprimary
E04BGeneral building constructions72%
E04CStructural elements16%
A62CFire-fighting13%
PatentTitleYear
12,454,824Building joint with compressible firestopping component202512,428,836Fire-rated wall construction product202512,312,802Fire-rated joint component and wall assembly202512,252,881Two-piece track system202512,215,498Fire-rated joint system202511,933,042Mechanically fastened firestop flute plug202411,920,343Fire-rated wall joint component and related assemblies202411,920,344Two-piece deflection drift angle202411,905,705Fire-rated wall construction product202411,896,859Wall gap fire block device, system and method202411,898,346Fire-rated joint system202411,891,800Wall joint or sound block component and wall assemblies202411,873,636Fire or sound blocking components and wall assemblies with fire or sound blocking components202411,866,932Fire-rated joint component and wall assembly202411,802,404Fire-rated wall and ceiling system202311,773,587Two-piece track system202311,560,712Two-piece track system202311,466,449Fire-rated wall and ceiling system202211,421,417Fire-rated joint component and wall assembly202211,280,084Wall joint or sound block component and wall assemblies202211,268,274Two-piece deflection drift angle202211,162,259Mechanically fastened firestop flute plug202111,141,613Wall gap fire block device, system and method2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2023Patents assigned to CALIFORNIA EXPANDED METAL PRODUCTS CO (7)· patent assignee history
2021–2025Based in US· patent location history
2022Patents assigned to California Expanded Metal Prod ucts Company (1)· patent assignee history
2023–2025Patents assigned to CEMCO LLC (17)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CEMCO LLC | 17 | 2023–2025 |
| CALIFORNIA EXPANDED METAL PRODUCTS CO | 7 | 2021–2023 |
| California Expanded Metal Prod ucts Company | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 23 | 2021–2025 |