US2702276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-dispersible emulsions of polysiloxanes
Assignee: EIDP Inc
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Filing: 1951-04-10
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Granted: 1955-02-15
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Expires: 1971-04-10
Abstract
No abstract record available.
Inventors
- 👤 Larry Q Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:57
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; C08J3/091; C08J3/095; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0896; C08J2383/00; C08J2383/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A NON-AQUEOUS EMULSION OF A LINEAR POLYALKYL-POLYSILOXANE IN GLYCERINE CONTAINING AN IONIZABLE DISPERSING AGENT, THE ALKYL GROUPS IN SAID POLYALKYL-POLYSILOXANE CONTAINING NOT OVER 3 CARBON ATOMS EACH, AND SAID COMPOSITION BEING CHARACTERIZED BY GOOD PHYSICAL AND CHEMICAL STABILITY IN STORAGE AND BY BEING RADILY EXTENDIBLE WITH WATER TO PRODUCE A UNIFORM AQUEOUS EMULSION.
Claim 2
Dependent Claim
60 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A NON-AQUEOUS EMULSION OF A LINEAR POLYALKYL-POLYSILOXANE IN GLYCERINE CONTAINING AN IONIZABLE DISPERSING AGENT, THE ALKYL GROUPS IN SAID POLYALKYL-POLYSILOXANE CONTAINING NOT OVER 3 CARBON ATOMS EACH, AND SAID COMPOSITION BEING CHARACTERIZED BY GOOD PHYSICAL AND CHEMICAL STABILITY IN STORAGE AND BY BEING RADILY EXTENDIBLE WITH WATER TO PRODUCE A UNIFORM AQUEOUS EMULSION.
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) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |