US2562930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry powder fire-extinguishing medium discharge and directing apparatus
Assignee: Specialties Development Corp
•
Filing: 1949-06-09
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Granted: 1951-08-07
•
Expires: 1969-06-09
Abstract
No abstract record available.
Inventors
- 👤 Mapes Doniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:50
CPC Classifications
A; A62; A62C; A62C31/00; B; B05; B05B; B05B1/00; B05B1/26; B05B1/262; B05B1/265; B05B7/00; B05B7/14; B05B7/1481; B05B7/1486
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1760274A
Cited
US2484943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |