Patent US2772934A successfully refreshed from Google Patents.
US2772934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Food service tray
Assignee: Individual
•
Filing: 1955-08-01
•
Granted: 1956-12-04
•
Expires: 1975-08-01
Abstract
No abstract record available.
Inventors
- 👤 Harold K Eraut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:53
CPC Classifications
B; B60; B60N; B60N3/00; B60N3/10; B60N3/102; Y; Y10; Y10S; Y10S224/00; Y10S224/926
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1576034A
Cited
US1863368A
Cited
US2125476A
Cited
US2270948A
Cited
US2475202A
Cited
US2454889A
Cited
US2574250A
Cited
US2605156A
Cited
US2723173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |