US3273429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ratchet wrench
Assignee: Ryerson and Haynes Inc
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Filing: 1964-09-30
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Granted: 1966-09-20
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Expires: 1984-09-30
Abstract
No abstract record available.
Inventors
- 👤 Orlow Stephen De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:46
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/46; B25B13/461; B25B13/462; B25B13/463
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
269 words
A RATCHET WRENCH PRIMARLY FORMED OF STAMPED SHEET COMPONENT COMPRISING, IN COMBINATION: (A) A BODY MEMBER OF SHEET MATERIAL HAVING FIRST AND SECOND SIDES, (B) A CYLINDRICAL FLANGE DEFINED ON SAID BODY MEMBER FROM THE MATERIAL THEREOF PROJECTING FROM SAID SECOND SIDE THEREOF DEFINING A CYLINDRICAL BEARING SURFACE AND AN OPENING IN SAID BODY MEMBER, (C) A PLATE FORMED OF SHEET MATERIAL AFFIXED TO SAID BODY MEMBER IN SPACED RELATION TO SAID FIRST SIDE THEREOF, (D) A NONCIRCULAR, TUBULAR SOCKET MEMBER ROTATABLY RECEIVED WITHIN SAID OPENING AND OF A CROSS SECTION HAVING INNER AND OUTER SURFACES CORRESPONDING TO THE CONFIGURATION OF THE MEMBER WITH WHICH THE WRENCH IS TO BE EMPLOYED, AN INNER END DEFINED ON SAID SOCKET TO BE EMPLOYED LOCATED INTERMEDIATE SAID BODY MEMBER AND SAID PLATE, SAID SOCKET MEMBER OUTER SURFACE ADAPTED TO ROTATABLY ENGAGE SAID CYLINDRICAL BEARING SURFACE, (E) A RATCHET WHEEL HAVING A BORE AND A CIRCUFERENCE, TEETH DEFINED ON SAID CIRCUMFERENCE, SAID BORE CORRESPONDING IN CONFIGURATION TO THE EXTERIOR CONFIGURATION OF SAID SOCKET MEMBER AND PERMANENTLY AFFIXED UPON THE INNER END THEREOF INTERMEDIATE SAID BODY MEMBER AND SAID PLATE, SAID WHEEL BEING OF GREATER DIMENSION THAN SAID OPENING, (F) A CIRCULAR OPENING DEFINED IN SAID COAXIAL WITH SAID BODY MEMBER OPENING, (G) A CYLINDRICAL BEARING SURFACE DEFINED ON SAID SOCKET MEMBER INNER AND ROTATABLY RECEIVED WITHIN SAID CIRCULAR PLATE OPENING, (H) A RATCHET DOG LOCATED BETWEEN SAID BODY MEMBER AND SAID PLATE ADAPTED TO ENGAGE SAID RATCHET WHEEL, (I) PIVOT MEANS EXTENDING BETWEEN SAID BODY MEMBER AND SAID PLATE PIVOTALLY SUPPORTING SAID RATCHET DOG, AND (J) HANDLE MEANS AFFIXED TO SAID BODY MEMBER.
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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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |