US1540592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsifying or mixing apparatus
Assignee: Individual
•
Filing: 1924-08-25
•
Granted: 1925-06-02
•
Expires: 1944-08-25
Abstract
No abstract record available.
Inventors
- 👤 Best Robert Bertram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:28
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/312; B01F25/3123; B01F25/31232; B01F23/00; B01F23/20; B01F23/23; B01F23/237; B01F23/2376; B01F23/23767; B01F23/29; B01F23/40; B01F23/49; B01F25/3121; B01F25/31233; B01F25/3124; B01F25/31242; B01F25/31243; B01F25/313; B01F25/3131; B01F25/40; B01F25/42; B01F25/43; B01F25/432; B01F27/00; B01F27/50; B01F27/60; B01F27/72; B01F23/41; B01F33/00; B01F33/80; B01F33/834
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) | 1928-06-01 | 1928-12-01 | 1929-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-06-01 | 1932-12-01 | 1933-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-06-01 | 1936-12-01 | 1937-06-02 | $7700.00 | Window Closed / Lapsed |