US2979117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination chair-desk structure
Assignee: American Seating Co
•
Filing: 1959-12-21
•
Granted: 1961-04-11
•
Expires: 1979-12-21
Abstract
No abstract record available.
Inventors
- 👤 Chester J Barecki
- 👤 Alfred C Hoven
- 👤 Walter E Nordmark
- 👤 Benjamin J Oom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:10
CPC Classifications
A; A47; A47B; A47B39/00; A47B39/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2703604A
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US1377599A
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US1280874A
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US1455824A
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US1622847A
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FR1015335A
Cited
US2722965A
Cited
US2747654A
Cited
US2778706A
Cited
FR1135080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |