Patent US1338592A successfully refreshed from Google Patents.
US1338592A
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Fluid-mixing apparatus
Assignee: OLD DOMINION SPECIALTY CO Inc
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Filing: 1919-04-18
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Granted: 1920-04-27
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Expires: 1939-04-18
Abstract
No abstract record available.
Inventors
- 👤 Crocker H Sanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:40
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/236; B01F25/00; B01F25/105; B01F23/237; B01F23/2376; B01F23/23762; B01F23/237621; Y; Y10; Y10S; Y10S261/00; Y10S261/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-04-27 | 1923-10-27 | 1924-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-04-27 | 1927-10-27 | 1928-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-04-27 | 1931-10-27 | 1932-04-27 | $7700.00 | Window Closed / Lapsed |