Patent US3437246A successfully refreshed from Google Patents.
US3437246A
Expired / Lapsed
US
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Dispensing valve for pressurized container
Assignee: AEROSOL TECH RESEARCH CENTER I
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Filing: 1967-08-24
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Granted: 1969-04-08
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Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence P Clapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:11
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/16; B65D83/162; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2328863A
Cited
US3311274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |