US3241713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal safety device for aerosol containers
Assignee: Western Filling Corp
•
Filing: 1964-04-20
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Granted: 1966-03-22
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Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Clapp Clarence
- 👤 Robert J Winkler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:46
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE COMBINATION COMPRISING A GAS PRESSURIZED AEROSOL CONTAINER HAVING A TOP DISPENSING VALVE, CONTAINER DEPRESSURIZING MEANS CARRIED BY THE CONTAINER AND INCLUDING A SPRING BIASED MEANS RELEASABLE FROM A RETRACTED SPRING COMPRESED POSITION TO A PROJECTED POSITION TO EFFECT ESCAPE OF GAS FROM THE CONTAINER, AND MEANS RETAINING SAID SPRING BIASED MEANS IN ITS RETRACTED POSITION AT NORMAL TEMPERATURES AND FUSIBLE AT TEMPERATURES ABOVE ABOUT 130* F. TO RELEASE THE SPRING BIASED MEANS, SAID DEPRESSURIZING MEANS BEING OPERABLE TO ENGAGE AND ACTUATE THE VALVE.
Claim 2
Dependent Claim
84 words
THE COMBINATION COMPRISING A GAS PRESSURIZED AEROSOL CONTAINER HAVING A TOP DISPENSING VALVE, CONTAINER DEPRESSURIZING MEANS CARRIED BY THE CONTAINER AND INCLUDING A SPRING BIASED MEANS RELEASABLE FROM A RETRACTED SPRING COMPRESED POSITION TO A PROJECTED POSITION TO EFFECT ESCAPE OF GAS FROM THE CONTAINER, AND MEANS RETAINING SAID SPRING BIASED MEANS IN ITS RETRACTED POSITION AT NORMAL TEMPERATURES AND FUSIBLE AT TEMPERATURES ABOVE ABOUT 130* F. TO RELEASE THE SPRING BIASED MEANS, SAID DEPRESSURIZING MEANS BEING OPERABLE TO ENGAGE AND ACTUATE THE VALVE.
References Cited (Backward Citations)
US2822961A
Cited
US3008479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |