US646541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Registering stamp-canceler.
Assignee: Individual
•
Filing: 1899-11-01
•
Granted: 1900-04-03
•
Expires: 1919-11-01
Abstract
No abstract record available.
Inventors
- 👤 Mchenry Jenkins
- 👤 James R Vaughn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:55
CPC Classifications
G; G07; G07B; G07B17/00; G07B17/00459; G07B17/00508
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) | 1903-04-03 | 1903-10-03 | 1904-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-04-03 | 1907-10-03 | 1908-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-04-03 | 1911-10-03 | 1912-04-03 | $7700.00 | Window Closed / Lapsed |