US3296162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable latices comprising polyethylene particles coated with emulsifying agents
Assignee: Gulf Oil Corp
•
Filing: 1961-04-21
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Granted: 1967-01-03
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Expires: 1981-04-21
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Mantell
- 👤 Arthur F Helin
- 👤 Harry K Stryker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:49
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/03; C08F; C08F10/00; C09; C09D; C09D123/00; C09D123/02; C09D123/04; C09D123/06; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A SHELF-STABLE AND MECHANICALLY STABLE POLYETHYLENE LATEX COMPRISING A PLURALITY OF PARTICLES OF SOLID, SUBSTANTIALLY OXYGEN-FREE, SUBSTANTIALLY SULFUR-FREE POLYETHYLENE SUSPENED IN AN AQUEOUS MEDIUM, SAID PARTICLES HAVING AN AVERAGE PARTICLE SIZE OF FROM ABOUT 0.2 MICRON TO ABOUT 0.5 MICRON, THE SURFACE OF SAID PARTICLES BEING SUBSTANTIALLY SATURATED WITH AT LEAST ONE EMULSIFIER SELECTED FROM THE GROUP CONSISTING OF NON-IONIC EMULSIFIERS.
Claim 2
Dependent Claim
61 words
A SHELF-STABLE AND MECHANICALLY STABLE POLYETHYLENE LATEX COMPRISING A PLURALITY OF PARTICLES OF SOLID, SUBSTANTIALLY OXYGEN-FREE, SUBSTANTIALLY SULFUR-FREE POLYETHYLENE SUSPENED IN AN AQUEOUS MEDIUM, SAID PARTICLES HAVING AN AVERAGE PARTICLE SIZE OF FROM ABOUT 0.2 MICRON TO ABOUT 0.5 MICRON, THE SURFACE OF SAID PARTICLES BEING SUBSTANTIALLY SATURATED WITH AT LEAST ONE EMULSIFIER SELECTED FROM THE GROUP CONSISTING OF NON-IONIC EMULSIFIERS.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2874137A
Cited
US2912350A
Cited
US2928797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |