US3249569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coagulation process
Assignee: Monsanto Co
•
Filing: 1962-08-27
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Granted: 1966-05-03
•
Expires: 1982-08-27
Abstract
No abstract record available.
Inventors
- 👤 Fantl Joel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:10
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/12; C08J3/16; C08F; C08F279/00; C08F279/02; C08F279/04; Y; Y10; Y10S; Y10S528/00; Y10S528/931; Y10S528/934; Y10S528/936
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
IN A PROCESS FOR COAGULATING A POLYMERIC LATEX WHEREIN COAGULATION IS ACCOMPLISHED BY MIXING THE LATEX WITH AN ELECTROLYTE AT A TEMPERATURE ABOVE THE FREEZING TEMPERATURE AND BELOW THE BOILING TEMPERATURE OF THE LATEX, THE IMPROVEMENT WHICH COMPRISES CONDUCTING THE COAGULATION IN THE PRESENCE OF ABOUT 0.01-0.1% OF A WATERSOLUBLE, NON-IONIC POLYMER, BASED ON THE WEIGHT OF LATEX SOLIDS.
Claim 2
Dependent Claim
59 words
IN A PROCESS FOR COAGULATING A POLYMERIC LATEX WHEREIN COAGULATION IS ACCOMPLISHED BY MIXING THE LATEX WITH AN ELECTROLYTE AT A TEMPERATURE ABOVE THE FREEZING TEMPERATURE AND BELOW THE BOILING TEMPERATURE OF THE LATEX, THE IMPROVEMENT WHICH COMPRISES CONDUCTING THE COAGULATION IN THE PRESENCE OF ABOUT 0.01-0.1% OF A WATERSOLUBLE, NON-IONIC POLYMER, BASED ON THE WEIGHT OF LATEX SOLIDS.
References Cited (Backward Citations)
US2791567A
Cited
US2802808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |