US2744548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw chain and tooth therefor
Assignee: Borg Warner Corp
•
Filing: 1952-08-15
•
Granted: 1956-05-08
•
Expires: 1972-08-15
Abstract
No abstract record available.
Inventors
- 👤 Henry R Stephenson
- 👤 Dewey E Gommel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:02
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/14; B27B33/142; Y; Y10; Y10T; Y10T83/00; Y10T83/909; Y10T83/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US938158A
Cited
US2326854A
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US2622636A
Cited
US2508784A
Cited
US2558678A
Cited
US2652076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |