Patent US1975631A successfully refreshed from Google Patents.
US1975631A
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US
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Emulsifying apparatus
Assignee: Universal Products Corp
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Filing: 1929-11-16
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Granted: 1934-10-02
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Expires: 1949-11-16
Abstract
No abstract record available.
Inventors
- 👤 Haswell T Bonfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:42
CPC Classifications
B; B01; B01F; B01F35/00; B01F35/71; B01F35/714; B01F25/00; B01F25/40; B01F25/44; B01F25/441; B01F25/4414; B01F25/442; B01F25/4423; B01F35/712; B01F35/717; B01F35/7176; B01F35/717613; B01F35/71805; B01F35/718051; B01F35/75; B01F35/754; B01F35/7544
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) | 1937-10-01 | 1938-04-02 | 1938-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-10-01 | 1942-04-02 | 1942-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-10-01 | 1946-04-02 | 1946-10-02 | $7700.00 | Window Closed / Lapsed |