US3101743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inside repair clamp
Assignee: Dresser Industries Inc
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Filing: 1962-05-09
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Granted: 1963-08-27
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Expires: 1982-05-09
Abstract
No abstract record available.
Inventors
- 👤 Howard L Hoke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:50
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/16; F16L55/162; F16L55/163; Y; Y10; Y10T; Y10T137/00; Y10T137/9029
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
80 words
IN AN INSIDE REPAIR CLAMP FOR A PIPE JOINT, THE COMBINATION OF: A MIDDLE RING CONSISTING OF TWO COMPLEMETAL SECTIONAL HALVES, A UNITARY GASKET HAVING THICKENED END PORTIONS, A PAIR OF FOLLOWERS WITH EACH FOLLOWER ENGAGING A THICKENED END OF SAID GASKET AND BOLT AND NUT ASSEMBLIES FOR DRAWING SAID FOLLOWERS TOGETHER, EACH OF SAID FOLLOWERS COMPRISING A PLURALITY OF ARCUATE SECTIONS WITH EACH SECTION HAVING AN END FLANGE, MEETING END FLANGES OF ADJACENT SECTIONS HAVING ALIGNED BOLT HOLES AND
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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |