Patent US1397357A successfully refreshed from Google Patents.
US1397357A
Expired / Lapsed
US
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Cutting-tool
Assignee: Individual
•
Filing: 1919-04-05
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Granted: 1921-11-15
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Expires: 1939-04-05
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm B Bronander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:32
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1685; B23B27/1688; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2238; Y10T407/224; Y10T407/2272; Y10T407/2282; Y10T407/23; Y10T407/24
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) | 1924-11-14 | 1925-05-16 | 1925-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-11-14 | 1929-05-16 | 1929-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-11-14 | 1933-05-16 | 1933-11-15 | $7700.00 | Window Closed / Lapsed |