US3150166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized polymerizable ethylenically unsaturated monomers
Assignee: BASF SE
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Filing: 1960-11-08
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Granted: 1964-09-22
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Expires: 1980-11-08
Abstract
No abstract record available.
Inventors
- 👤 Pohlemann Heinz
- 👤 Burger Heinz
- 👤 Leichtle Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:10
CPC Classifications
C; C07; C07D; C07D271/00; C07D271/02; C07D271/10; C07D271/113; C08; C08F; C08F2/00; C08F2/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A STABILIZED, MONO-ETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID, METHACRYLIC ACID, ESTERS OF SAID ACIDS WITH SATURATED ALCOHOLS OF THE FORMULA ROH WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL OF 1-20 CARBONS AND CYCLOHEXYL, AND VINYL ESTERS OF SATURATED ALIPHATIC ACIDS OF THE FORMULA R''COOH WHEREIN R'' IS AN ALKYL GROUP OF 2-20 CARBONS, SAID MONOMER CONTAINING AS A STABILIZER AGAINST POLYMERIZATION THROUGH SAID MONO-ETHYLENIC GROUP 0.00001-2% BY WEIGHT OF A SUBSTITUTED OXADIAZOLE OF THE FORMULA
Claim 2
Dependent Claim
85 words
A STABILIZED, MONO-ETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID, METHACRYLIC ACID, ESTERS OF SAID ACIDS WITH SATURATED ALCOHOLS OF THE FORMULA ROH WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL OF 1-20 CARBONS AND CYCLOHEXYL, AND VINYL ESTERS OF SATURATED ALIPHATIC ACIDS OF THE FORMULA R''COOH WHEREIN R'' IS AN ALKYL GROUP OF 2-20 CARBONS, SAID MONOMER CONTAINING AS A STABILIZER AGAINST POLYMERIZATION THROUGH SAID MONO-ETHYLENIC GROUP 0.00001-2% BY WEIGHT OF A SUBSTITUTED OXADIAZOLE OF THE FORMULA
References Cited (Backward Citations)
US2843491A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |