US3494284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projectile with expandable body
Assignee: BERNARD A GROSS
•
Filing: 1968-03-19
•
Granted: 1970-02-10
•
Expires: 1988-03-19
Abstract
No abstract record available.
Inventors
- 👤 Bernard A Gross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:19
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/20; F42B12/201; F42B12/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191210325A
Cited
FR607239A
Cited
US1817377A
Cited
US2281213A
Cited
US2297130A
Cited
US2426239A
Cited
US3282216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |