US3174240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Index tabs
Assignee: Individual
•
Filing: 1962-09-25
•
Granted: 1965-03-23
•
Expires: 1982-09-25
Abstract
No abstract record available.
Inventors
- 👤 Malsert Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:45
CPC Classifications
B; B42; B42F; B42F21/00; B42F21/06; B42F21/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US358080A
Cited
US1128044A
Cited
GB431236A
Cited
US2151573A
Cited
FR912008A
Cited
US2533628A
Cited
FR61650E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |