US2442909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw filer
Assignee: Individual
•
Filing: 1945-08-31
•
Granted: 1948-06-08
•
Expires: 1965-08-31
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Tebo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:37
CPC Classifications
B; B23; B23D; B23D63/00; B23D63/08; B23D63/10; B23D69/00; B23D69/02; Y; Y10; Y10T; Y10T407/00; Y10T407/18; Y10T407/1825
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US117677A
Cited
US686106A
Cited
US740736A
Cited
US841199A
Cited
US1039602A
Cited
US1406924A
Cited
US1648426A
Cited
US1833338A
Cited
US2220169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-08 | 1951-12-08 | 1952-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-08 | 1955-12-08 | 1956-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-08 | 1959-12-08 | 1960-06-08 | $7700.00 | Window Closed / Lapsed |