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US2961061A
Expired / Lapsed
US
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Material stand
Assignee: Individual
•
Filing: 1958-06-02
•
Granted: 1960-11-22
•
Expires: 1978-06-02
Abstract
No abstract record available.
Inventors
- 👤 Buckles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:32
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/28; E04G1/32; E04G21/00; E04G21/14; E04G21/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1458866A
Cited
US2046095A
Cited
US2184245A
Cited
US2298578A
Cited
US2549212A
Cited
US2769742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |