Patent US2815890A successfully refreshed from Google Patents.
US2815890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispenser for liquids
Assignee: Drackett Co
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Filing: 1956-03-05
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Granted: 1957-12-10
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Expires: 1976-03-05
Abstract
No abstract record available.
Inventors
- 👤 Rex C Cooprider
- 👤 James U Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:35
CPC Classifications
B; B05; B05B; B05B11/00; B05B11/0005; B05B11/0027; B05B11/0029; B05B11/0037; B05B11/0039; B05B11/0044; B05B11/01; B05B11/10; B05B11/1028; B05B11/1032; E; E01; E01H; E01H5/00; E01H5/04; E01H5/08; E01H5/09; E01H5/096; F; F04; F04B; F04B43/00; F04B43/0009; F04B43/0054; F04B43/0063
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) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |