US3063307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear-operated unit
Assignee: Crane Co
•
Filing: 1960-11-03
•
Granted: 1962-11-13
•
Expires: 1980-11-03
Abstract
No abstract record available.
Inventors
- 👤 Richard T Stvan
- 👤 Arnold C Grubbe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:11
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/53
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2327980A
Cited
US2352140A
Cited
US2709062A
Cited
US2855940A
Cited
US2942495A
Cited
US2971400A
Cited
US2964961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |