Patent US2932432A successfully refreshed from Google Patents.
US2932432A
Expired / Lapsed
US
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Metering type aerosol spray dispenser
Assignee: Risdon Manufacturing Co
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Filing: 1955-12-30
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Granted: 1960-04-12
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Expires: 1975-12-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter C Beard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:06
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/52; B01; B01J; B01J13/00; B01J13/0095; B65D83/42; B65D83/425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |