Patent US2981445A successfully refreshed from Google Patents.
US2981445A
Expired / Lapsed
US
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Dispensing device
Assignee: Individual
•
Filing: 1958-11-12
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Granted: 1961-04-25
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Expires: 1978-11-12
Abstract
No abstract record available.
Inventors
- 👤 Harry B Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:29
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/02; B67D7/0205; A; A47; A47K; A47K5/00; A47K5/06; A47K5/12; A47K5/1211; B05; B05B; B05B11/00; B05B11/01; B05B11/02; F; F04; F04B; F04B53/00; F04B53/10; F04B53/12; F04B53/123; G; G01; G01F; G01F11/00; G01F11/02; G01F11/021; G01F11/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1754668A
Cited
US2083590A
Cited
US2080856A
Cited
US2630248A
Cited
US2655287A
Cited
US2665824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |