US2611281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shift delay
Assignee: Individual
•
Filing: 1950-02-03
•
Granted: 1952-09-23
•
Expires: 1970-02-03
Abstract
No abstract record available.
Inventors
- 👤 Harold W Gray
- 👤 Clarence I Nicoson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:33
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/14; F16H59/18; G; G05; G05G; G05G13/00; G05G2700/00; G05G2700/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2208643A
Cited
US2071785A
Cited
US2120555A
Cited
US2071292A
Cited
US2193304A
Cited
US2329724A
Cited
US2343955A
Cited
US2577660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-23 | 1956-03-24 | 1956-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-23 | 1960-03-24 | 1960-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-23 | 1964-03-24 | 1964-09-23 | $7700.00 | Window Closed / Lapsed |