US2495147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coagulation process and apparatus
Assignee: Bridgestone Firestone Inc
•
Filing: 1946-06-18
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Granted: 1950-01-17
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Expires: 1966-06-18
Abstract
No abstract record available.
Inventors
- 👤 John N Street
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:03
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/12; C08J3/16; C08C; C08C1/00; C08C1/14; Y; Y10; Y10S; Y10S425/00; Y10S425/101; Y10S528/00; Y10S528/931; Y10S528/934; Y10S528/936
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
THE PROCESS OF COAGULATING A DISPERSION WHICH ON COAGULATION PRODUCES A RUBBER-LIKE PRODUCT, WHICH PROCESS COMPRISES MAINTAINING A BATH OF COAGULANT, FEEDING A PLURALITY OF STREAMS OF THE DISPERSION TO RAPIDLY AND CONTINUOUSLY CHANGING LOCATIONS UNDER THE SURFACE OF THE BATH OF THE COAGULANT, WHEREBY THE STREAMS OF THE DISPERSION AREA SHEARED INTO DROPLETS WHICH ON COAGULATION PRODUCT A CRUMB OF RUBBER-LIKE PARTICLES, ALLOWING THE RESULTING CRUMB TO RISE TO THE SURFACE OF THE BODY OF COAGULANT, BREAKING UP AT THE SURFACE ANY AGGLOMERATES FORMED THEREFROM, AND THEN SEPARATING THE RESULTANT MATERIAL FROM THE SURFACE OF THE BODY OF COAGULANT.
Claim 2
Dependent Claim
100 words
THE PROCESS OF COAGULATING A DISPERSION WHICH ON COAGULATION PRODUCES A RUBBER-LIKE PRODUCT, WHICH PROCESS COMPRISES MAINTAINING A BATH OF COAGULANT, FEEDING A PLURALITY OF STREAMS OF THE DISPERSION TO RAPIDLY AND CONTINUOUSLY CHANGING LOCATIONS UNDER THE SURFACE OF THE BATH OF THE COAGULANT, WHEREBY THE STREAMS OF THE DISPERSION AREA SHEARED INTO DROPLETS WHICH ON COAGULATION PRODUCT A CRUMB OF RUBBER-LIKE PARTICLES, ALLOWING THE RESULTING CRUMB TO RISE TO THE SURFACE OF THE BODY OF COAGULANT, BREAKING UP AT THE SURFACE ANY AGGLOMERATES FORMED THEREFROM, AND THEN SEPARATING THE RESULTANT MATERIAL FROM THE SURFACE OF THE BODY OF COAGULANT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |