US2977885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosive bomb or weapon casing
Assignee: Individual
•
Filing: 1955-03-07
•
Granted: 1961-04-04
•
Expires: 1975-03-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry A Perry
- 👤 Russell C Mcgill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:01
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/72; F42B12/76; F42B12/02; F42B12/20; F42B5/00; F42B5/02; F42B5/18; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/114
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1187779A
Cited
US1343063A
Cited
US1530692A
Cited
US1657172A
Cited
US1767182A
Cited
US1972314A
Cited
US1762044A
Cited
US1944323A
Cited
US2162910A
Cited
US2168562A
Cited
GB652542A
Cited
US2566513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |