Patent US4625176A successfully refreshed from Google Patents.
US877220A
Expired / Lapsed
US
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Averruncator.
Assignee: Individual
•
Filing: 1907-09-06
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Granted: 1908-01-21
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Expires: 1927-09-06
Abstract
No abstract record available.
Inventors
- 👤 George F Nilsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:14
CPC Classifications
B; B23; B23D; B23D29/00; B23D29/02; B23D29/023
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) | 1911-01-20 | 1911-07-22 | 1912-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-01-20 | 1915-07-22 | 1916-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-01-20 | 1919-07-22 | 1920-01-21 | $7700.00 | Window Closed / Lapsed |