Patent US1956293A successfully refreshed from Google Patents.
US1956293A
Expired / Lapsed
US
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Process of and apparatus for producing liquid dispersions
Assignee: American Anode Inc
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Filing: 1928-02-21
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Granted: 1934-04-24
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Expires: 1948-02-21
Abstract
No abstract record available.
Inventors
- 👤 Klein Paul
- 👤 Szegvari Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:27
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/0004; B01J13/0008; B01J13/0013; B02; B02C; B02C17/00; B02C17/16; B04; B04B; B04B5/00; B04B5/10; B04B2005/105; Y; Y10; Y10S; Y10S241/00; Y10S241/30
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) | 1937-04-23 | 1937-10-23 | 1938-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-04-23 | 1941-10-23 | 1942-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-04-23 | 1945-10-23 | 1946-04-24 | $7700.00 | Window Closed / Lapsed |