US3329183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw chain
Assignee: Outboard Marine Corp
•
Filing: 1966-08-08
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Granted: 1967-07-04
•
Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 Gareth L Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:25
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/14; B27B33/141; Y; Y10; Y10T; Y10T83/00; Y10T83/909; Y10T83/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A LINK FOR A SAW CHAIN, SAID LINK COMPRISING A MAIN PORTION HAVING A LOWER MARGIN, LEADING AND TRAILING EDGES, AN UPPER MARGIN EXTENDING FROM SAID LEADING EDGE, SAID UPPER MARGIN INCLUDING A FLAT EDGE MERGING WITH SAID LEADING EDGE, A LOWER TANG EXTENDING FROM SAID LOWER MARGIN, AND AN UPPER TANG EXTENDING FROM SAID MAIN PORTION BETWEEN SAID TRAILING EDGE AND SAID FLAT EDGE OF SAID UPPER MARGIN, SAID UPPER TANG HAVING AN END PORTION LOCATED ENTIRELY ABOVE SAID UPPER MARGIN OF SAID MAIN PORTION AND A CONVEX UPPER EDGE, SAID UPPER TANG ALSO HAVING A CONNECTING PORTION JOINING SAID END PORTION TO SAID MAIN PORTION, SAID CONNECTING PORTION HAVING A LOWER CONCAVE EDGE MERGING INTO THE LOWER EDGE OF SAID END PORTION AND SAID TRAILING EDGE OF SAID MAIN PORTION, AND AN UPPER CONVEX EDGE MERGING INTO SAID CONVEX UPPER EDGE OF SAID END PORTION AND TERMINATING AT SAID UPPER MARGIN OF SAID MAIN PORTION.
Claim 2
Dependent Claim
157 words
A LINK FOR A SAW CHAIN, SAID LINK COMPRISING A MAIN PORTION HAVING A LOWER MARGIN, LEADING AND TRAILING EDGES, AN UPPER MARGIN EXTENDING FROM SAID LEADING EDGE, SAID UPPER MARGIN INCLUDING A FLAT EDGE MERGING WITH SAID LEADING EDGE, A LOWER TANG EXTENDING FROM SAID LOWER MARGIN, AND AN UPPER TANG EXTENDING FROM SAID MAIN PORTION BETWEEN SAID TRAILING EDGE AND SAID FLAT EDGE OF SAID UPPER MARGIN, SAID UPPER TANG HAVING AN END PORTION LOCATED ENTIRELY ABOVE SAID UPPER MARGIN OF SAID MAIN PORTION AND A CONVEX UPPER EDGE, SAID UPPER TANG ALSO HAVING A CONNECTING PORTION JOINING SAID END PORTION TO SAID MAIN PORTION, SAID CONNECTING PORTION HAVING A LOWER CONCAVE EDGE MERGING INTO THE LOWER EDGE OF SAID END PORTION AND SAID TRAILING EDGE OF SAID MAIN PORTION, AND AN UPPER CONVEX EDGE MERGING INTO SAID CONVEX UPPER EDGE OF SAID END PORTION AND TERMINATING AT SAID UPPER MARGIN OF SAID MAIN PORTION.
References Cited (Backward Citations)
US2725083A
Cited
US3176733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |