US2860020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Food carrying cart for airplanes
Assignee: WESTERN AIRLINES Inc
•
Filing: 1957-02-21
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Granted: 1958-11-11
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Expires: 1977-02-21
Abstract
No abstract record available.
Inventors
- 👤 Nickliss George
- 👤 Richard P Ensign
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:46
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/04; A47B23/046; B; B62; B62B; B62B3/00; B62B3/02; B64; B64D; B64D11/00; B64D11/0007; A47B3/00; A47B2003/008
Claims Analysis
Total Claims: 0
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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) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |