US943997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge.
Assignee: Individual
•
Filing: 1909-02-06
•
Granted: 1909-12-21
•
Expires: 1929-02-06
Abstract
No abstract record available.
Inventors
- 👤 Timothy G Riordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:01
CPC Classifications
E; E05; E05D; E05D3/00; E05D3/02
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) | 1912-12-20 | 1913-06-21 | 1913-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-12-20 | 1917-06-21 | 1917-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-12-20 | 1921-06-21 | 1921-12-21 | $7700.00 | Window Closed / Lapsed |