US2679971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic serving tray
Assignee: STANDARD BOX CO
•
Filing: 1952-03-22
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Granted: 1954-06-01
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Expires: 1972-03-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur G Goldberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:42
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/70; B65D71/72; Y; Y10; Y10S; Y10S229/00; Y10S229/902; Y10S229/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1174005A
Cited
US2170723A
Cited
US2294641A
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US2565288A
Cited
US2525125A
Cited
US2512963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |