US2912349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latices and fabrics therefrom
Assignee: Wood Conversion Co
•
Filing: 1956-08-28
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Granted: 1959-11-10
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Expires: 1976-08-28
Abstract
No abstract record available.
Inventors
- 👤 Otis R Videen
- 👤 Donald C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:29
CPC Classifications
C; C08; C08C; C08C1/00; C08C1/02; D; D06; D06M; D06M15/00; D06M15/693
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
THE METHOD COMPRISING NEUTRALIZING A PORTION OF THE IONIC SURFACTANT DISSOLVED IN A CORRESPONDINGLY IONICALLY ACTIVE AQUEOUS LATEX DISPERSION OF RUBBERY FILM-FORMING SOLIDS WHICH IS RESISTANT TO COAGULATION AT BELOW A PREDETERMINED EMPERATURE AND WHICH IS STABILIZED AGAINST SUCH COAGULATION BY THE PRESENCE OF SAID IONIC SURFACTANT, SAID NEUTRALIZING BEING EFFECTED BY ADDING IONSIC SURFACTANT OF THE OPPOSITE IONIC TYPE, THE AMOUNT OF ADDED NEUTRALIZING SURFACTANT BEING LESS THAN THE QUANTITY THEREOF WHICH COUNTERACTS THE STABILIZING CONTRIBUTION OF SAID FIRST-MEN-
Claim 2
Independent Claim
80 words
THE METHOD COMPRISING NEUTRALIZING A PORTION OF THE IONIC SURFACTANT DISSOLVED IN A CORRESPONDINGLY IONICALLY ACTIVE AQUEOUS LATEX DISPERSION OF RUBBERY FILM-FORMING SOLIDS WHICH IS RESISTANT TO COAGULATION AT BELOW A PREDETERMINED EMPERATURE AND WHICH IS STABILIZED AGAINST SUCH COAGULATION BY THE PRESENCE OF SAID IONIC SURFACTANT, SAID NEUTRALIZING BEING EFFECTED BY ADDING IONSIC SURFACTANT OF THE OPPOSITE IONIC TYPE, THE AMOUNT OF ADDED NEUTRALIZING SURFACTANT BEING LESS THAN THE QUANTITY THEREOF WHICH COUNTERACTS THE STABILIZING CONTRIBUTION OF SAID FIRST-MEN-
References Cited (Backward Citations)
US2097416A
Cited
US2375261A
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US2401027A
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US2468086A
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US2686121A
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US2656327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |