Patent US3537497A successfully refreshed from Google Patents.
US3136456A
Expired / Lapsed
US
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Caulking mechanism
Assignee: Individual
•
Filing: 1961-06-02
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Granted: 1964-06-09
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Expires: 1981-06-02
Abstract
No abstract record available.
Inventors
- 👤 William A Sherbondy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:50
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/00586; B05C17/015
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
144 words
A GAS ACTUATABLE CAULKING ASSEMBLY COMPRISING AN ELONGATED HOUSING PORTION HAVING INLET AND OUTLET ENDS, AN INLET END CAP AND VALVE ASSEMBLY SECURED TO THE HOUSING INLET END, AN OUTLET END CAP AND NOZZLE ASSEMBLY SECURED TO THE HOUSING OUTLET END, A CAULKING TUBE CARTRIDGE HAVING INLET AND OUTLET ENDS CARRIED BY THE HOUSING BETWEEN SAID ASSEMBLIES, SAID CARTRIDGE INCLUDING A CAULK TUBE END CAP SECURED TO THE OUTLET END OF THE CARTRIDGE AND HAVING AN OUTLET PORT, A PISTON IN THE CARTRIDGE BETWEEN ITS END, SAID INLET END CAP AND VALVE ASSEMBLY INCLUDING SEAL MEANS INTERPOSED BETWEEN THE CARTRIDGE AND SAID INLET ASSEMBLY TO FORM A GAS-TIGHT SEAL, AND SAID OUTLET ASSEMBLY INCLUDING A NOZZLE MEMBER THREADED INTO THE HOUSING END CAP AND SEATED IN SEALING ENGAGEMENT AGAINST THE TUBE END CAP TO URGE SAID CARTRIDGE INTO FLUID-TIGHT CONNECTION WITH SAID SEAL MEANS.
References Cited (Backward Citations)
US2263653A
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US2236727A
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US2463736A
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US2558181A
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US2838210A
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US2833450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |