Patent US2978146A successfully refreshed from Google Patents.
US2978146A
Expired / Lapsed
US
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Dispenser for finely-divided and semiliquid materials such as paste, creams, jelly, etc.
Assignee: Individual
•
Filing: 1956-06-11
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Granted: 1961-04-04
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Expires: 1976-06-11
Abstract
No abstract record available.
Inventors
- 👤 Jr George H Packwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:28
CPC Classifications
A; A47; A47K; A47K5/00; A47K5/06; A47K5/10; G; G01; G01F; G01F11/00; G01F11/10; G01F11/12; G01F11/20
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |