US903192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perpetual calendar.
Assignee: Individual
•
Filing: 1907-05-31
•
Granted: 1908-11-10
•
Expires: 1927-05-31
Abstract
No abstract record available.
Inventors
- 👤 William F Hunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:11
CPC Classifications
G; G09; G09D; G09D3/00; G09D3/04; G09D3/06; G09D3/08
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) | 1911-11-10 | 1912-05-11 | 1912-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-11-10 | 1916-05-11 | 1916-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-11-10 | 1920-05-11 | 1920-11-10 | $7700.00 | Window Closed / Lapsed |