US3025845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spear gun
Assignee: Individual
•
Filing: 1960-09-08
•
Granted: 1962-03-20
•
Expires: 1980-09-08
Abstract
No abstract record available.
Inventors
- 👤 Antonio A Cardia
- 👤 Raul R P Sartorio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:35
CPC Classifications
F; F41; F41B; F41B11/00; F41B11/80; F41B11/83
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1240989A
Cited
US2594240A
Cited
US2673557A
Cited
US2713859A
Cited
US2780213A
Cited
US2881752A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |