US2908346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for homogenizing and degasifying flowable materials
Assignee: GRIFFIN CORNELL Co
•
Filing: 1958-03-13
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Granted: 1959-10-13
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Expires: 1978-03-13
Abstract
No abstract record available.
Inventors
- 👤 Cornell Mead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:03
CPC Classifications
B; B01; B01D; B01D19/00; B01D19/0021; B01D19/0026; B01F; B01F25/00; B01F25/70; B01F25/74; B29; B29B; B29B7/00; B29B7/80; B29B7/84; B29B7/845; B29B7/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |