Patent US1818467A successfully refreshed from Google Patents.
US1818467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutter
Assignee: Individual
•
Filing: 1927-09-19
•
Granted: 1931-08-11
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Expires: 1947-09-19
Abstract
No abstract record available.
Inventors
- 👤 William J Drucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:37
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/157; B26D1/18; Y; Y10; Y10T; Y10T83/00; Y10T83/606; Y10T83/613; Y10T83/768; Y10T83/7734; Y10T83/7755; Y10T83/7763; Y10T83/7776; Y10T83/778
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) | 1934-08-10 | 1935-02-09 | 1935-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-08-10 | 1939-02-09 | 1939-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-08-10 | 1943-02-09 | 1943-08-11 | $7700.00 | Window Closed / Lapsed |