Patent US3291008A successfully refreshed from Google Patents.
US3291008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universally adjustable pressure pad
Assignee: Klemark Inc
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Filing: 1964-04-13
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Granted: 1966-12-13
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Expires: 1984-04-13
Abstract
No abstract record available.
Inventors
- 👤 Frank D Pierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:11
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/60; B31B50/62; B31B50/626; B31B50/64; B31B50/642
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
IN AN EQUALIZING PRESSURE PAD IN COMBINATION, A LONGITUDINAL CROSSHEAD BAR, A BLOCK FOR SECURING SAID CROSSHEAD BAR AND A RAM, TRANSVERSED BARS ROTATABLY MOUNTED ADJACENT EACH END OF SAID CROSSHEAD BAR, LATERAL MEMBERS ROTATABLY MOUNTED AT EACH END OF SAID TRANSVERSE BARS, PRESSURE PADS MOUNTED FOR SWINGING MOVEMENT ON SAID LATERAL MEMBERS, AND A RAM FOR PRESSING SAID PADS SIMULTANEOUSLY AGAINST AN OBJECT.
Claim 2
Dependent Claim
64 words
IN AN EQUALIZING PRESSURE PAD IN COMBINATION, A LONGITUDINAL CROSSHEAD BAR, A BLOCK FOR SECURING SAID CROSSHEAD BAR AND A RAM, TRANSVERSED BARS ROTATABLY MOUNTED ADJACENT EACH END OF SAID CROSSHEAD BAR, LATERAL MEMBERS ROTATABLY MOUNTED AT EACH END OF SAID TRANSVERSE BARS, PRESSURE PADS MOUNTED FOR SWINGING MOVEMENT ON SAID LATERAL MEMBERS, AND A RAM FOR PRESSING SAID PADS SIMULTANEOUSLY AGAINST AN OBJECT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |