US2787507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tray with gripping legs
Assignee: Individual
•
Filing: 1953-12-11
•
Granted: 1957-04-02
•
Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 Norman C Powers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:56
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/02; A47G19/08; A47G19/10; A47G23/00; A47G23/06; A47G23/0608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1606441A
Cited
GB220337A
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US1640441A
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US2054098A
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US2157001A
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US2423529A
Cited
CH267344A
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US2647716A
Cited
US2663603A
Cited
US2650870A
Cited
US2669495A
Cited
US2692174A
Cited
US2714542A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |