US3027842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuze
Assignee: Individual
•
Filing: 1946-03-04
•
Granted: 1962-04-03
•
Expires: 1966-03-04
Abstract
No abstract record available.
Inventors
- 👤 John J Hopkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:06
CPC Classifications
F; F42; F42C; F42C13/00; F42C13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1427833A
Cited
US1853632A
Cited
US1900293A
Cited
US1747938A
Cited
GB376783A
Cited
US1993436A
Cited
US2037946A
Cited
GB539224A
Cited
US2404553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |