US2813272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable fluid-tight joint for protective clothing
Assignee: Individual
•
Filing: 1955-04-20
•
Granted: 1957-11-19
•
Expires: 1975-04-20
Abstract
No abstract record available.
Inventors
- 👤 Eugene T Hagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:47
CPC Classifications
A; A62; A62B; A62B17/00; A62B17/001; A41; A41D; A41D13/00; A41D13/0002; A41D13/0005; A41D19/00; A41D19/0055; A41D19/0082; A41D19/0089
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US262310A
Cited
US1110959A
Cited
US1642670A
Cited
DE608088C
Cited
GB590395A
Cited
US2618257A
Cited
US2655663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |