US3250304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain saw bar
Assignee: Borg Warner Corp
•
Filing: 1964-05-08
•
Granted: 1966-05-10
•
Expires: 1984-05-08
Abstract
No abstract record available.
Inventors
- 👤 Merz Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:53
CPC Classifications
B; B27; B27B; B27B17/00; B27B17/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A CHAIN SAW BAR COMPRISING A CENTER SPACER MEMBER, A GUIDE PLATE POSITIONED ON EACH SIDE OF SAID SPACER AND EXTENDING BEYOND SAID SPACER TO PROVIDE A GROOVE ON THE PERIPHERY OF THE SPACER BETWEEN THE PLATES FOR RECEIVING A SAW CHAIN, A WEAR STRIP POSITIONED WITHIN THE GROOVE FOR SLIDABLY SUPPORTING THE SAW CHAIN, AND RETAINING MEANS EXTENDING FROM ONE OF SAID GUIDE PLATES INTO THE GROOVE FOR RETAINING SAID STRIP AGAINST MOVEMENT WITH THE CHAIN.
Claim 2
Dependent Claim
77 words
A CHAIN SAW BAR COMPRISING A CENTER SPACER MEMBER, A GUIDE PLATE POSITIONED ON EACH SIDE OF SAID SPACER AND EXTENDING BEYOND SAID SPACER TO PROVIDE A GROOVE ON THE PERIPHERY OF THE SPACER BETWEEN THE PLATES FOR RECEIVING A SAW CHAIN, A WEAR STRIP POSITIONED WITHIN THE GROOVE FOR SLIDABLY SUPPORTING THE SAW CHAIN, AND RETAINING MEANS EXTENDING FROM ONE OF SAID GUIDE PLATES INTO THE GROOVE FOR RETAINING SAID STRIP AGAINST MOVEMENT WITH THE CHAIN.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |