US2939148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressurized suit
Assignee: Individual
•
Filing: 1954-12-15
•
Granted: 1960-06-07
•
Expires: 1974-12-15
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Hart
- 👤 James F Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:40
CPC Classifications
B; B64; B64D; B64D10/00; B64D2010/005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1377404A
Cited
US236858A
Cited
US237141A
Cited
US463477A
Cited
US496686A
Cited
US2417177A
Cited
US578A
Cited
US634503A
Cited
US743115A
Cited
US1148902A
Cited
US1256532A
Cited
US1368786A
Cited
US1359132A
Cited
US1490470A
Cited
US1716206A
Cited
US1888676A
Cited
US2313855A
Cited
US2433768A
Cited
US2393171A
Cited
US2421533A
Cited
US2410632A
Cited
US2410786A
Cited
US2569451A
Cited
US2587943A
Cited
US2597764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |