Patent US2649518A successfully refreshed from Google Patents.
Patent US3397431A successfully refreshed from Google Patents.
US3397431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube clamp assembly
Assignee: Hydro Craft Inc
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Filing: 1967-05-12
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Granted: 1968-08-20
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Expires: 1987-05-12
Abstract
No abstract record available.
Inventors
- 👤 William R Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:56
CPC Classifications
F; F16; F16L; F16L5/00; F16L5/02; F16L5/14; F16L3/00; F16L3/22; F16L3/223; F16L3/2235; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A CLAMP ASSEMBLY, THE COMBINATION COMPRISING: (A) A PAIR OF ALIGNED U-SHAPED ELONGATED MEMBERS DISPOSED WITH ONE MEMBER INVERTED AND ON TOP OF THE OTHER; (B) EACH OF SAID U-SHAPED MEMBERS HAVING A PAIR OF SPACED APART SIDE WALLS; (C) EACH OF SAID SIDE WALLS OF EACH U-SHAPED MEMBER BEING PROVIDED WITH A PLURALITY OF LONGITUDINALLY SPACED APART, SEMI-CIRCULAR HOLES ALONG THE FREE EDGES THEREOF; (D) THE SEMI-CIRCULAR HOLES IN THE ONE U-SHAPED MEMBER BEING ALIGNED WITH THE SEMI-CIRCULAR HOLES IN THE OTHER U-SHAPED MEMBER TO FORM A PLURALITY OF PAIRS OF TRANSVERSELY SPACED CIRCULAR HOLES; (E) A TUBULAR GROMMET SEATED IN EACH OF THE CIRCULAR HOLES AND EXTENDED TRANSVERSELY OF THE U-SHAPED MEMBERS; (F) MEANS FOR SECURING THE CLAMPING MEMBERS TOGETHER; AND, (G) EACH OF THE SEMI-CIRCULAR HOLES IN THE U-SHAPED MEMBERS HAVING A LATERALLY EXTENDING GROMMET ENGAGING FLANGE THEREABOUT DIMENSIONED SO THAT THE ENDS OF THE GROMMETS WILL BE COMPRESSED THEREBY AGAINST ASSOCIATED TUBES WHEN THE CLAMPING MEMBERS ARE SECURED TOGETHER.
Claim 2
Dependent Claim
164 words
IN A CLAMP ASSEMBLY, THE COMBINATION COMPRISING: (A) A PAIR OF ALIGNED U-SHAPED ELONGATED MEMBERS DISPOSED WITH ONE MEMBER INVERTED AND ON TOP OF THE OTHER; (B) EACH OF SAID U-SHAPED MEMBERS HAVING A PAIR OF SPACED APART SIDE WALLS; (C) EACH OF SAID SIDE WALLS OF EACH U-SHAPED MEMBER BEING PROVIDED WITH A PLURALITY OF LONGITUDINALLY SPACED APART, SEMI-CIRCULAR HOLES ALONG THE FREE EDGES THEREOF; (D) THE SEMI-CIRCULAR HOLES IN THE ONE U-SHAPED MEMBER BEING ALIGNED WITH THE SEMI-CIRCULAR HOLES IN THE OTHER U-SHAPED MEMBER TO FORM A PLURALITY OF PAIRS OF TRANSVERSELY SPACED CIRCULAR HOLES; (E) A TUBULAR GROMMET SEATED IN EACH OF THE CIRCULAR HOLES AND EXTENDED TRANSVERSELY OF THE U-SHAPED MEMBERS; (F) MEANS FOR SECURING THE CLAMPING MEMBERS TOGETHER; AND, (G) EACH OF THE SEMI-CIRCULAR HOLES IN THE U-SHAPED MEMBERS HAVING A LATERALLY EXTENDING GROMMET ENGAGING FLANGE THEREABOUT DIMENSIONED SO THAT THE ENDS OF THE GROMMETS WILL BE COMPRESSED THEREBY AGAINST ASSOCIATED TUBES WHEN THE CLAMPING MEMBERS ARE SECURED TOGETHER.
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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) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |