US3437270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-sealing spray-actuator button
Assignee: Risdon Manufacturing Co
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Filing: 1968-03-12
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Granted: 1969-04-08
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Expires: 1988-03-12
Abstract
No abstract record available.
Inventors
- 👤 Frank Venus Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:44
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/16; B65D83/162; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3421; B05B1/3431; B05B1/3452; B05B1/3457; B05B1/3468; B05B1/3473; B65D83/75; B65D83/753; B65D83/7535
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) | 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 |