Patent US3100197A successfully refreshed from Google Patents.
US3100197A
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US
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Monoolefin polymer stabilized with a combination of a phenolic condensate and a phosphorus amide, and process for preparing same
Assignee: Hoechst AG
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Filing: 1959-12-15
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Granted: 1963-08-06
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Expires: 1979-12-15
Abstract
No abstract record available.
Inventors
- 👤 Heuck Claus
- 👤 Rochlitz Fritz
- 👤 Mauz Otto
- 👤 Winter Jakob
- 👤 Schulde Felix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:54
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5399; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/22; C07F9/28; C07F9/38; C07F9/44; C08K5/16; C08K5/20; C08L; C08L23/00; C08L23/02; C08L23/10; C08L2666/00; C08L2666/02; C08L2666/14; C08L2666/16; C08L61/00; C08L61/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A MONO-OLEFIN POLYMER STABILIZED BY 0.001 TO 5% BY WEIGHT OF A STABILIZER SYSTEM CONSISTING ESSENTIALLY OF (1) A CONDENSATION PRODUCT OF ALKYL-PHENOL AND A MEMBER OF THE GROUP CONSISTING OF AN ALDEHYDE, A KETONE, SULFUR CHLORIDE, AND A MIXTURE OF AT LEAST TWO OF SAID MEMBERS AND (2) AS A CO-STABILIZER A PHOSPHORUS AMIDE CONTAINING AT LEAST TWO NITROGEN ATOMS WHICH ARE BOUND DIRECTLY TO A PHOSPHORUS ATOM AND EACH OF WHICH HAS AT LEAST ONE HYDROGEN ATOM BOUND THERETO, THE RATIO OF (1) TO (2) BEING 1:5-5:1.
Claim 2
Dependent Claim
89 words
A MONO-OLEFIN POLYMER STABILIZED BY 0.001 TO 5% BY WEIGHT OF A STABILIZER SYSTEM CONSISTING ESSENTIALLY OF (1) A CONDENSATION PRODUCT OF ALKYL-PHENOL AND A MEMBER OF THE GROUP CONSISTING OF AN ALDEHYDE, A KETONE, SULFUR CHLORIDE, AND A MIXTURE OF AT LEAST TWO OF SAID MEMBERS AND (2) AS A CO-STABILIZER A PHOSPHORUS AMIDE CONTAINING AT LEAST TWO NITROGEN ATOMS WHICH ARE BOUND DIRECTLY TO A PHOSPHORUS ATOM AND EACH OF WHICH HAS AT LEAST ONE HYDROGEN ATOM BOUND THERETO, THE RATIO OF (1) TO (2) BEING 1:5-5:1.
References Cited (Backward Citations)
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US2587549A
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US2751371A
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US2825706A
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US2881147A
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US2968641A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-05 | 1967-02-04 | 1967-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-05 | 1971-02-04 | 1971-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-05 | 1975-02-04 | 1975-08-06 | $7700.00 | Window Closed / Lapsed |