Patent US3433225A successfully refreshed from Google Patents.
Patent US3406276A successfully refreshed from Google Patents.
US3406276A
Expired / Lapsed
US
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Heated cement supply system for shoe machine
Assignee: Universal Shoe Machinery Corp
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Filing: 1966-02-23
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Granted: 1968-10-15
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Expires: 1986-02-23
Abstract
No abstract record available.
Inventors
- 👤 Haas Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:22
CPC Classifications
F; F24; F24H; F24H1/00; F24H1/10; F24H1/101; F24H1/102; F24H1/103; B; B29; B29B; B29B13/00; B29B13/02; B29B13/022; H; H05; H05B; H05B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A HEATED CEMENT SUPPLY SYSTEM COMPRISING: A FLEXIBLE HOSE MADE OF TEFLON FOR CONVEYING THE CEMENT FROM A SUPPLY TANK TO A DELIVERY POINT IN A SHOE MACHINE, THREADED END FITTINGS SECURED TO THE ENDS OF THE HOSE, A HOLLOW METAL BLOCK RECEIVING ONE OF SAID END FITTINGS AT ONE END OF THE BLOCK, THE OTHER END OF SAID BLOCK HAVING AN OPENING, A FLEXIBLE RESISTANCE HEATER WIRE EXTENDING FROM THE BLOCK LENGTHWISE THROUGH THE HOSE AND BACK AGAIN TO THE BLOCK, INSULATING CERAMIC BEADS ALONG THE ENTIRE LENGTH OF SAID WIRE, TWO INSULATED ELECTRICAL TERMINALS ON
Claim 2
Dependent Claim
97 words
A HEATED CEMENT SUPPLY SYSTEM COMPRISING: A FLEXIBLE HOSE MADE OF TEFLON FOR CONVEYING THE CEMENT FROM A SUPPLY TANK TO A DELIVERY POINT IN A SHOE MACHINE, THREADED END FITTINGS SECURED TO THE ENDS OF THE HOSE, A HOLLOW METAL BLOCK RECEIVING ONE OF SAID END FITTINGS AT ONE END OF THE BLOCK, THE OTHER END OF SAID BLOCK HAVING AN OPENING, A FLEXIBLE RESISTANCE HEATER WIRE EXTENDING FROM THE BLOCK LENGTHWISE THROUGH THE HOSE AND BACK AGAIN TO THE BLOCK, INSULATING CERAMIC BEADS ALONG THE ENTIRE LENGTH OF SAID WIRE, TWO INSULATED ELECTRICAL TERMINALS ON
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) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |