US2916084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel chair
Assignee: HOMECREST CO
•
Filing: 1956-05-28
•
Granted: 1959-12-08
•
Expires: 1976-05-28
Abstract
No abstract record available.
Inventors
- 👤 Merton M Bottemiller
- 👤 Alvin L Engelmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:21
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/02; A47C3/025; A47C3/0252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US499718A
Cited
US1809453A
Cited
CH164140A
Cited
US2528949A
Cited
US2598788A
Cited
US2625983A
Cited
US2671631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |