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US920494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box-cover fastener.
Assignee: Individual
•
Filing: 1908-05-18
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Granted: 1909-05-04
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Expires: 1928-05-18
Abstract
No abstract record available.
Inventors
- 👤 Charles W Ridpath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:57
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/06; Y; Y10; Y10S; Y10S292/00; Y10S292/34; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/082
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) | 1912-05-03 | 1912-11-02 | 1913-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-05-03 | 1916-11-02 | 1917-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-05-03 | 1920-11-02 | 1921-05-04 | $7700.00 | Window Closed / Lapsed |