US3158326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerosol valve device
Assignee: Airkem Inc
•
Filing: 1961-07-05
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Granted: 1964-11-24
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Expires: 1981-07-05
Abstract
No abstract record available.
Inventors
- 👤 Remane Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:59
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/42; B65D83/425; B65D83/16; B65D83/20; B65D83/204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
AN AEROSOL VALVE DEVICE COMPRISING A SUBSTANTIALLY FLAT RIGID BASE MEMBER HAVING AN ANNULAR DOWNWARDLY RIBBED PERIPHERY ADAPTED FOR DOWNWARD BEARING ENGAGEMENT WITH ANNULAR BEARING MEANS OF A CONTAINER PART, A FLEXIBLE DIAPHRAGM HAVING AN ANNULAR RIBBED PERIPHERY ADAPTED FOR FLUID-TIGHT BEARING ENGAGEMENT WITH THE PERIPHERY OF SAID BASE MEMBER, THEREBY FORMING BETWEEN SAID DIAPHRAGM AND BASE MEMBER A FLUID CHAMBER, SAID BASE MEMBER HAVING AN APERTURE PERMITTING COMMUNICATION BETWEEN SAID FLUID CHAMBER AND THE INTERIOR OF AN ASSOCIATED CONTAINER, SAID DIAPHRAGM HAVING A CENTER OPENING PROVIDING AN ANNULAR VALVE SEAT OUTWARDLY OF SAID DIAPHRAGM, A VALVE MEMBER HAVING AN ENLARGED PORTION REGISTERING WITH SAID VALVE SEAT AND AN ELONGATED STEM
Claim 2
Dependent Claim
111 words
AN AEROSOL VALVE DEVICE COMPRISING A SUBSTANTIALLY FLAT RIGID BASE MEMBER HAVING AN ANNULAR DOWNWARDLY RIBBED PERIPHERY ADAPTED FOR DOWNWARD BEARING ENGAGEMENT WITH ANNULAR BEARING MEANS OF A CONTAINER PART, A FLEXIBLE DIAPHRAGM HAVING AN ANNULAR RIBBED PERIPHERY ADAPTED FOR FLUID-TIGHT BEARING ENGAGEMENT WITH THE PERIPHERY OF SAID BASE MEMBER, THEREBY FORMING BETWEEN SAID DIAPHRAGM AND BASE MEMBER A FLUID CHAMBER, SAID BASE MEMBER HAVING AN APERTURE PERMITTING COMMUNICATION BETWEEN SAID FLUID CHAMBER AND THE INTERIOR OF AN ASSOCIATED CONTAINER, SAID DIAPHRAGM HAVING A CENTER OPENING PROVIDING AN ANNULAR VALVE SEAT OUTWARDLY OF SAID DIAPHRAGM, A VALVE MEMBER HAVING AN ENLARGED PORTION REGISTERING WITH SAID VALVE SEAT AND AN ELONGATED STEM
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |