US3285270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adaptor for heating system air valves
Assignee: Gorton Heating Corp
•
Filing: 1963-12-11
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Granted: 1966-11-15
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Expires: 1983-12-11
Abstract
No abstract record available.
Inventors
- 👤 Glenn B Klinefelter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:49
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/08; F24D19/082; F24D19/083; F24D19/085; F24D19/087; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3084; Y10T137/309; Y10T137/3099; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7908; Y10T137/7909; Y10T137/791; Y10T137/7912
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
AN ADAPTOR FOR POSITIONING BETWEEN THE TUBULAR DISCHARGE OF A RADIATOR AND AN AIR VALVE CONTROLLING SAID RADIATOR DISCHARGE, SAID ADAPTOR COMPRISING A CASING HAVING A THREADED NIPPLE AT ONE END FOR COUPLING WITH THE TUBULAR RADIATOR DISCHARGE, A BUOYANT BALL VALVE MOUNTED AND MOVABLE IN A CHAMBER OF SAID CASING, A SLEEVE IN THREADED ENGAGEMENT WITH THE CASING AND MOVABLE IN THE CHAMBER FOR MOVEMENT OF THE BALL VALVE INTO SEATED POSITION IN SAID CASING, SAID SLEEVE HAVING AN INTERNAL THREAD AT AN UPPER REDUCED OUTER END THEREOF FOR DETACHABLY COUPLING AN AIR VALVE WITH THE SAID SLEEVE, THE INNER END PORTION OF THE SLEEVE OPENING DIRECTLY INTO THE
Claim 2
Dependent Claim
110 words
AN ADAPTOR FOR POSITIONING BETWEEN THE TUBULAR DISCHARGE OF A RADIATOR AND AN AIR VALVE CONTROLLING SAID RADIATOR DISCHARGE, SAID ADAPTOR COMPRISING A CASING HAVING A THREADED NIPPLE AT ONE END FOR COUPLING WITH THE TUBULAR RADIATOR DISCHARGE, A BUOYANT BALL VALVE MOUNTED AND MOVABLE IN A CHAMBER OF SAID CASING, A SLEEVE IN THREADED ENGAGEMENT WITH THE CASING AND MOVABLE IN THE CHAMBER FOR MOVEMENT OF THE BALL VALVE INTO SEATED POSITION IN SAID CASING, SAID SLEEVE HAVING AN INTERNAL THREAD AT AN UPPER REDUCED OUTER END THEREOF FOR DETACHABLY COUPLING AN AIR VALVE WITH THE SAID SLEEVE, THE INNER END PORTION OF THE SLEEVE OPENING DIRECTLY INTO THE
References Cited (Backward Citations)
US866285A
Cited
US1517459A
Cited
US2144952A
Cited
US2385584A
Cited
US2892614A
Cited
US2933095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |