US2691350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic equipment
Assignee: Greer Hydraulics Inc
•
Filing: 1951-09-10
•
Granted: 1954-10-12
•
Expires: 1971-09-10
Abstract
No abstract record available.
Inventors
- 👤 Edward M Greer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:47
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/005; F04B1/00; F04B1/12; F04B1/20; F04B1/2014; F04B1/2035; F04B1/2042; F04B1/205; F04B1/2064; F04B1/2071; F04B1/22; F04B1/26; F04B1/30; F04B1/32; F04B1/324
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-11 | 1958-04-12 | 1958-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-11 | 1962-04-12 | 1962-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-11 | 1966-04-12 | 1966-10-12 | $7700.00 | Window Closed / Lapsed |