US3119418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing chain saw bars and product
Assignee: Outboard Marine Corp
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Filing: 1960-04-25
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Granted: 1964-01-28
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Expires: 1980-04-25
Abstract
No abstract record available.
Inventors
- 👤 Joseph G Rayniak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:26
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/0008; B27; B27B; B27B17/00; B27B17/02; B27B17/025; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49895; Y10T29/49901
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
AS A NEW ARTICLE OF MANUFACTURE, AN ELONGATED CHAIN SAW BAR COMPRISING A PAIR OF FACE LAMINAE EACH HAVING A ROUNDED END OF SIMILAR CURVATURE, AND AN INTERMEDIATE LAMINA HAVING A ROUNDED END WHICH EXTENDS CURVILINEARLY ABOUT A PREDETERMINED CENTER AND WHICH IS SPACED INWARDLY OF SAID ROUNDED ENDS OF SAID PAIR OF LAMINAE, SAID INTERMEDIATE LAMINA BEING IN BRAZED CONNECTION WITH SAID PAIR OF LAMINAE THROUGHOUT SUBSTANTIALLY THE ENTIRE AREA OF SAID INTERMEDIATE LAMINA AND HAVING NO CONNECTION WITH SAID PAIR OF LAMINAE OTHER THAN THE BRAZED CONNECTION ALONG A MAJOR PORTION OF THE LENGTH OF SAID BAR EXTENDING ON THE SIDE OF SAID CENTER OPPOSITE FROM SAID ROUNDED ENDS, AND A RIVET SUPPLEMENTING SAID BRAZED CONNECTION SOLELY IN THE AREA BETWEEN SAID CENTER AND SAID ROUNDED END OF SAID INTERMEDIATE LAMINA.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |