US2911274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Desk top construction
Assignee: All Steel Equipment Inc
•
Filing: 1956-04-20
•
Granted: 1959-11-03
•
Expires: 1976-04-20
Abstract
No abstract record available.
Inventors
- 👤 Karl P Grube
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:13
CPC Classifications
A; A47; A47B; A47B96/00; A47B96/20; A47B96/201; A47B13/00; A47B13/08; A47B96/205; A47B13/003; A47B2200/00; A47B2200/0001; A47B2200/001; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/234; Y10T428/236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1779426A
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US1873932A
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US1876330A
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US2269331A
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US2479342A
Cited
US2477852A
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US2461823A
Cited
US2739640A
Cited
US2609068A
Cited
US2646327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |