US3410645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concave diaphragm applicator
Assignee: Individual
•
Filing: 1967-05-08
•
Granted: 1968-11-12
•
Expires: 1987-05-08
Abstract
No abstract record available.
Inventors
- 👤 Schwartzman Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:54
CPC Classifications
A; A47; A47L; A47L23/00; A47L23/04; A47L23/05; B; B65; B65D; B65D47/00; B65D47/42; B65D47/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1959774A
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US2075249A
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US2284207A
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US2911664A
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US3147512A
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US3276067A
Cited
US3271810A
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US3264676A
Cited
US3296649A
Cited
US3337900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |