US3284380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polar polymer modified-ethylene-propylene copolymer latices
Assignee: Hercules LLC
•
Filing: 1961-07-14
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Granted: 1966-11-08
•
Expires: 1981-07-14
Abstract
No abstract record available.
Inventors
- 👤 James W Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:12
CPC Classifications
C; C09; C09D; C09D123/00; C09D123/02; C09D123/16; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31725; Y10T428/3175; Y10T428/31757; Y10T428/31765; Y10T428/31779; Y10T428/31783; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31902; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31982
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
94 words
A PAPER COATING COLOR COMPRISING AN AQUEOUS DISPERSION OF SUBSTANTIAL QUNTITIES OF A PIGMENT AND AN ADHESIVE, SAID ADHESIVE CONTAINING AT LEAST 10% BY WEIGHT OF A LATEX OF AN ETHYLENE-PROPYLENE COPOLYMER CONTAINING FROM ABOUT 24% TO ABOUT 55% BY WEIGHT OF PROPYLENE, SAID LATEX BEING MODIFIED BY BLENDING WITH A POLYMER IN AN AMOUNT FROM ABOUT 1% TO ABOUT 25% BY WEIGHT, BASED ON TOTAL WEIGHT OF POLYMER AND COPOLYMER, SAID POLYMER BEING COMPATIBLE WITH ETHYLENE-PROPYLENE COPOLYMERS AND CONTAINING POLAR RADICALS SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACID, HYDROXYL, AND AMIDE RADICALS.
Claim 2
Dependent Claim
94 words
A PAPER COATING COLOR COMPRISING AN AQUEOUS DISPERSION OF SUBSTANTIAL QUNTITIES OF A PIGMENT AND AN ADHESIVE, SAID ADHESIVE CONTAINING AT LEAST 10% BY WEIGHT OF A LATEX OF AN ETHYLENE-PROPYLENE COPOLYMER CONTAINING FROM ABOUT 24% TO ABOUT 55% BY WEIGHT OF PROPYLENE, SAID LATEX BEING MODIFIED BY BLENDING WITH A POLYMER IN AN AMOUNT FROM ABOUT 1% TO ABOUT 25% BY WEIGHT, BASED ON TOTAL WEIGHT OF POLYMER AND COPOLYMER, SAID POLYMER BEING COMPATIBLE WITH ETHYLENE-PROPYLENE COPOLYMERS AND CONTAINING POLAR RADICALS SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACID, HYDROXYL, AND AMIDE RADICALS.
Claim 3
Dependent Claim
105 words
IN A PROCESS OF COATING A PAPER WITH A COATING COLOR COMPRISING AN AQUEOUS DISPERSON OF SUBSTANTIAL QUANTITIES OF A PIGMENT AND AN ADHESIVE, THE IMPROVEMENT OF USING AN ADHESIVE CONTAINING AT LEAST 10% BY WEIGHT OF A LATEX OF AN ETHYLENE-PROPYLENE COPOLYMER CONTAINING FROM ABOUT 24% TO ABOUT 55% BY WEIGHT OF PROPYLENE, SAID LATEX BEING MODIFIED BY BLENDING WITH A POLYMER IN AN AMOUNT FROM ABOUT 1% TO ABOUT 25% BY WEIGHT, BASED ON TOTAL WEIGHT OF POLYMER AND COPOLYMER, SAID POLYMER BEING COMPATIBLE WITH ETHYLENE-PROPYLENE COPOLYMERS AND CONTAINING POLAR RADICALS SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACID, HYDROXYL, AND AMIDE RADICALS.
Claim 4
Dependent Claim
105 words
IN A PROCESS OF COATING A PAPER WITH A COATING COLOR COMPRISING AN AQUEOUS DISPERSON OF SUBSTANTIAL QUANTITIES OF A PIGMENT AND AN ADHESIVE, THE IMPROVEMENT OF USING AN ADHESIVE CONTAINING AT LEAST 10% BY WEIGHT OF A LATEX OF AN ETHYLENE-PROPYLENE COPOLYMER CONTAINING FROM ABOUT 24% TO ABOUT 55% BY WEIGHT OF PROPYLENE, SAID LATEX BEING MODIFIED BY BLENDING WITH A POLYMER IN AN AMOUNT FROM ABOUT 1% TO ABOUT 25% BY WEIGHT, BASED ON TOTAL WEIGHT OF POLYMER AND COPOLYMER, SAID POLYMER BEING COMPATIBLE WITH ETHYLENE-PROPYLENE COPOLYMERS AND CONTAINING POLAR RADICALS SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACID, HYDROXYL, AND AMIDE RADICALS.
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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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |