US2691402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cot assembling apparatus
Assignee: LOUIS M COTCHETT
•
Filing: 1951-12-18
•
Granted: 1954-10-12
•
Expires: 1971-12-18
Abstract
No abstract record available.
Inventors
- 👤 Kenneth P Swanson
- 👤 Richard K Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:51
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/74; D01H5/80; D01H2700/00; D01H2700/245; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/53; Y10T29/53657; Y10T29/53991
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1365559A
Cited
US1961536A
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US1739270A
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US1888642A
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US1913933A
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US2509165A
Cited
US2507003A
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US2586222A
Cited
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 |