US2522962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire extinguisher
Assignee: Individual
•
Filing: 1948-03-18
•
Granted: 1950-09-19
•
Expires: 1968-03-18
Abstract
No abstract record available.
Inventors
- 👤 John H Reger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:46
CPC Classifications
A; A62; A62C; A62C13/00; A62C13/003; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1797
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1667425A
Cited
US1614002A
Cited
US2226109A
Cited
US2166277A
Cited
US2445268A
Cited
US2376263A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-18 | 1954-03-20 | 1954-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-18 | 1958-03-20 | 1958-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-18 | 1962-03-20 | 1962-09-19 | $7700.00 | Window Closed / Lapsed |