US2743708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for pneumatic hoist
Assignee: Gardner Denver Inc
•
Filing: 1951-10-05
•
Granted: 1956-05-01
•
Expires: 1971-10-05
Abstract
No abstract record available.
Inventors
- 👤 John C Lungerhausen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:23
CPC Classifications
B; B66; B66D; B66D3/00; B66D3/18; B66D2700/00; B66D2700/02; B66D2700/026; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86582; Y10T137/8667; Y10T137/87169; Y10T137/87217; Y10T137/87225; Y10T137/87917; Y10T137/88046
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US149067A
Cited
US679533A
Cited
US734285A
Cited
US2157240A
Cited
US2369505A
Cited
US2339001A
Cited
US2388662A
Cited
US2445585A
Cited
US2614539A
Cited
US2582088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |