US668489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding chair.
Assignee: Individual
•
Filing: 1900-04-12
•
Granted: 1901-02-19
•
Expires: 1920-04-12
Abstract
No abstract record available.
Inventors
- 👤 Adam Collignon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:29
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/04; A47C4/08; A47C4/10; A47C4/12; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1904-02-19 | 1904-08-20 | 1905-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-02-19 | 1908-08-20 | 1909-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-02-19 | 1912-08-20 | 1913-02-19 | $7700.00 | Window Closed / Lapsed |