US1009256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined dividers and center-punch.
Assignee: Individual
•
Filing: 1910-09-06
•
Granted: 1911-11-21
•
Expires: 1930-09-06
Abstract
No abstract record available.
Inventors
- 👤 Humphrey O'leary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:19
CPC Classifications
B; B43; B43L; B43L9/00; B43L9/16
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) | 1914-11-20 | 1915-05-22 | 1915-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-11-20 | 1919-05-22 | 1919-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-11-20 | 1923-05-22 | 1923-11-21 | $7700.00 | Window Closed / Lapsed |