US2724334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High velocity armor piercing shot
Assignee: Individual
•
Filing: 1949-12-12
•
Granted: 1955-11-22
•
Expires: 1969-12-12
Abstract
No abstract record available.
Inventors
- 👤 William C Norton
- 👤 Herman Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:41
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/06; F42B12/72; F42B12/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US622773A
Cited
GB191419318A
Cited
US1502925A
Cited
US1892759A
Cited
FR826922A
Cited
GB542630A
Cited
US2283224A
Cited
GB573914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-21 | 1959-05-23 | 1959-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-21 | 1963-05-23 | 1963-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-21 | 1967-05-23 | 1967-11-22 | $7700.00 | Window Closed / Lapsed |