US2742333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for liquid springs
Assignee: WALES STRIPPIT CORP
•
Filing: 1953-04-21
•
Granted: 1956-04-17
•
Expires: 1973-04-21
Abstract
No abstract record available.
Inventors
- 👤 Paul H Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:55
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/36; F16F9/362
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1392174A
Cited
USRE19000E
Cited
GB105053A
Cited
US1808047A
Cited
US2140733A
Cited
US2075878A
Cited
US2127290A
Cited
US2387181A
Cited
US2429426A
Cited
US2665179A
Cited
US2679441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |