US2588255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid mixing device
Assignee: Individual
•
Filing: 1948-11-13
•
Granted: 1952-03-04
•
Expires: 1968-11-13
Abstract
No abstract record available.
Inventors
- 👤 James H Larsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:55
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/02; E03C1/04; E03C1/046; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87587; Y10T137/87619; Y10T137/87627; Y10T137/877
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US560922A
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US922582A
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US965713A
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US1122869A
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US1466247A
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US1897043A
Cited
US2039275A
Cited
US2058901A
Cited
US2198998A
Cited
US2326187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-04 | 1955-09-03 | 1956-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-04 | 1959-09-03 | 1960-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-04 | 1963-09-03 | 1964-03-04 | $7700.00 | Window Closed / Lapsed |