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US2423969A
Expired / Lapsed
US
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Dispensing apparatus
Assignee: ARCO Co
•
Filing: 1944-11-21
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Granted: 1947-07-15
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Expires: 1964-11-21
Abstract
No abstract record available.
Inventors
- 👤 Harold H Foltz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:25
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/80; B01F27/88; B01F33/00; B01F33/80; B01F33/84; B01F33/841; B01F35/00; B01F35/30; B01F35/32; B01F35/323; B01F35/3231; B01F35/40; B01F35/42; Y; Y10; Y10S; Y10S366/00; Y10S366/605
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1842939A
Cited
US2094702A
Cited
US1678735A
Cited
US2065440A
Cited
US2131662A
Cited
US2218808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-14 | 1951-01-13 | 1951-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-14 | 1955-01-13 | 1955-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-14 | 1959-01-13 | 1959-07-15 | $7700.00 | Window Closed / Lapsed |