US2802575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic elevation adjuster stands
Assignee: Individual
•
Filing: 1953-06-05
•
Granted: 1957-08-13
•
Expires: 1973-06-05
Abstract
No abstract record available.
Inventors
- 👤 Wallace H Jeune
- 👤 Woodburn George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:23
CPC Classifications
B; B65; B65G; B65G1/00; B65G1/02; B65G1/04; B65G1/06; B65G1/07
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2158020A
Cited
US2319872A
Cited
US2468115A
Cited
US2444776A
Cited
US2525243A
Cited
US2628142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |