Patent US3721137A successfully refreshed from Google Patents.
US3721137A
Expired / Lapsed
US
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Spanner type tool
Assignee: Owatonna Tool Co
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Filing: 1971-09-24
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Granted: 1973-03-20
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Expires: 1991-09-24
Abstract
Abstract A SPANNER TYPE TOOL PARTICULARLY SUITED FOR WORKING ON AUTOMOBILE TIE RODS. THE TOOL INCLUDES AN EXTREMELY NARROW BASE SLIDABLY RECEIVING AN ELONGATED HANDLE AND MOUNTING TWO HOOK-LIKE MEMBERS OPENING IN THE SAME CIRCUMFERENTIAL DIRECTION AND SPACED APPROXIMATELY 90* APART. DEPENDENT UPON ADJACENT OBSTRUCTIONS TO MOVEMENT OF THE TOOL WHEN APPLIED TO WORK, EITHER ONE OF THE HOOKS MAY BE EMPLOYED IN A GIVEN JOB AND THE POSITION OF THE HANDLE VARIED TO AVOID INTERFERENCE. D R A W I N G
Inventors
- 👤 C Mosher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:41
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/48; B25B27/00; B25B27/0035; B25B27/14; B25B27/30
Claims Analysis
Total Claims: 0
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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) | 1976-03-19 | 1976-09-18 | 1977-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-19 | 1980-09-18 | 1981-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-19 | 1984-09-18 | 1985-03-20 | $7700.00 | Window Closed / Lapsed |