Patent US2500397A successfully refreshed from Google Patents.
US2500397A
Expired / Lapsed
US
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Dispenser handle mechanism
Assignee: Dole Valve Co
•
Filing: 1945-06-20
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Granted: 1950-03-14
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Expires: 1965-06-20
Abstract
No abstract record available.
Inventors
- 👤 Carl C Bauerlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:46
CPC Classifications
G; G05; G05G; G05G1/00; G05G1/08; B; B67; B67D; B67D1/00; B67D1/0042; B67D1/0081; B67D1/0082; B67D1/08; B67D1/12; B67D1/14; B67D1/1405; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732
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) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |