Patent US3258170A successfully refreshed from Google Patents.
US3258170A
Expired / Lapsed
US
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Heating device for aerosol dispenser
Assignee: Meda Pharmaceuticals Inc
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Filing: 1964-04-13
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Granted: 1966-06-28
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Expires: 1984-04-13
Abstract
No abstract record available.
Inventors
- 👤 John E Ayres
- 👤 Reich Irving
- 👤 Robert G Fourman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:57
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/72; A; A45; A45D; A45D27/00; A45D27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A DEVICE FOR PREPARING AND DISPENSING HEATED AEROSOL FOAMS FROM AN AEROSOL-TYPE CONTAINER PROVIDED WITH AN OUTLET MEMBER HAVING AN OPEN POSITION AND A CLOSED POSITION AND CONTAINING THEREIN A MIXTURE OF AN AQUEOUS SOAP SOLUTION AND A LIQUEFIED NORMALLY-GASEOUS PROPELLANT, SAID DEVICE COMPRISING A HEAT-CONDUCTIVE CHAMBER HAVING AN INLET MEMBER INTERCONNECTED WITH THE OUTLET MEMBER OF SAID CONTAINER, MEANS ON SAID INLET MEMBER FOR MAINTAINING SAID OUTLET MEMBER IN THE OPEN POSITION, MEANS MOUNTED WITHIN SAID INLET MEMBER FOR PREVENTING FLUID FLOW FROM SAID CHAMBER TO SAID CONTAINER, AND AN OUTLET MEMBER HAVING A MANUALLY-OPERATED DISCHARGE VALVE FOR DISPENSING THE CONTENTS FOR USE; AND MEANS WHEREBY SAID HEAT-CONDUCTIVE CHAMBER MAY BE HEATED BY IMMERSION IN HOT WATER.
Claim 2
Independent Claim
118 words
A DEVICE FOR PREPARING AND DISPENSING HEATED AEROSOL FOAMS FROM AN AEROSOL-TYPE CONTAINER PROVIDED WITH AN OUTLET MEMBER HAVING AN OPEN POSITION AND A CLOSED POSITION AND CONTAINING THEREIN A MIXTURE OF AN AQUEOUS SOAP SOLUTION AND A LIQUEFIED NORMALLY-GASEOUS PROPELLANT, SAID DEVICE COMPRISING A HEAT-CONDUCTIVE CHAMBER HAVING AN INLET MEMBER INTERCONNECTED WITH THE OUTLET MEMBER OF SAID CONTAINER, MEANS ON SAID INLET MEMBER FOR MAINTAINING SAID OUTLET MEMBER IN THE OPEN POSITION, MEANS MOUNTED WITHIN SAID INLET MEMBER FOR PREVENTING FLUID FLOW FROM SAID CHAMBER TO SAID CONTAINER, AND AN OUTLET MEMBER HAVING A MANUALLY-OPERATED DISCHARGE VALVE FOR DISPENSING THE CONTENTS FOR USE; AND MEANS WHEREBY SAID HEAT-CONDUCTIVE CHAMBER MAY BE HEATED BY IMMERSION IN HOT WATER.
References Cited (Backward Citations)
US2873351A
Cited
US3043484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |