US3046099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved polymer finisher apparatus
Assignee: EIDP Inc
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Filing: 1960-05-12
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Granted: 1962-07-24
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Expires: 1980-05-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Leroy Deforest Willey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:34
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/09; B01F27/092; B01J; B01J19/00; B01J19/18; B01J19/20; C; C08; C08G; C08G63/00; C08G63/78; C08G63/785; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094; B01J2219/18; B01J2219/182
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN IMPROVED POLYMER FININSHING APPARATUS COMPRISING A CYLINDRICAL VESSEL; AN INLET FOR LIQUID NEAR ONE END OF SAID VESSEL; AN OUTLET FOR LIQUID NEAR THE OTHER END; AN OUTLET FOR VAPOR NEAR AT LEAS TONE END; A PERIPHERALLY PERFORATED CYLINDRICAL STRUCTURE MOUNTED FOR ROTATION WITHIN SAID VESSEL, THE DIAMETER OF SAID CYLINDRICAL STRUCTURE BEING ONLY SLIGHTLY LESS THAN THE INSIDE DIAMETER OF THE VESSEL; AND A PLURALITY OF ANNULAR FORAMINOUS MEMBERS MOUNTED WITHIN SAID STRUCTURE ALONG ITS LENGTH AND SUBSTANTIALLY PERPENDICULAR TO THE AXIS THEREOF, EACH OF SAID MEMBERS PROVIDED WITH A PLURALITY OF SAMLL EVENLY DISTRIBUTED PASSAGEWAYS EXTENDING THERETHROUGH.
Claim 2
Dependent Claim
100 words
AN IMPROVED POLYMER FININSHING APPARATUS COMPRISING A CYLINDRICAL VESSEL; AN INLET FOR LIQUID NEAR ONE END OF SAID VESSEL; AN OUTLET FOR LIQUID NEAR THE OTHER END; AN OUTLET FOR VAPOR NEAR AT LEAS TONE END; A PERIPHERALLY PERFORATED CYLINDRICAL STRUCTURE MOUNTED FOR ROTATION WITHIN SAID VESSEL, THE DIAMETER OF SAID CYLINDRICAL STRUCTURE BEING ONLY SLIGHTLY LESS THAN THE INSIDE DIAMETER OF THE VESSEL; AND A PLURALITY OF ANNULAR FORAMINOUS MEMBERS MOUNTED WITHIN SAID STRUCTURE ALONG ITS LENGTH AND SUBSTANTIALLY PERPENDICULAR TO THE AXIS THEREOF, EACH OF SAID MEMBERS PROVIDED WITH A PLURALITY OF SAMLL EVENLY DISTRIBUTED PASSAGEWAYS EXTENDING THERETHROUGH.
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) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |