US2183071A
Expired / Lapsed
US
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Means for creating a dispersion of one fluid in another fluid
Assignee: PEOPLES GAS BY PRODUCTS CORP
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Filing: 1937-12-03
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Granted: 1939-12-12
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Expires: 1957-12-03
Abstract
No abstract record available.
Inventors
- 👤 Robert G Guthrie
- 👤 Oscar J Wilbor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:48
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/20; B01F23/21; B01F23/213; B01F23/2131; B01F23/23; B01F23/233; B01F23/2331; B01F23/23314; B01F27/00; B01F27/05; B01F27/11; B01F27/116; B01F27/1161; B01F27/19; B01F27/191
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) | 1942-12-11 | 1943-06-12 | 1943-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-11 | 1947-06-12 | 1947-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-11 | 1951-06-12 | 1951-12-12 | $7700.00 | Window Closed / Lapsed |