US3497574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive compositions
Assignee: Individual
•
Filing: 1965-02-16
•
Granted: 1970-02-24
•
Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Jack J Press
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:33
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L23/0807; C08L23/0815; C08L23/06; C08L23/0846; C08L23/0869; C08L23/10; C08L29/00; C08L29/10; C08L39/00; C08L39/04; C08L39/06; D; D06; D06P; D06P3/00; D06P3/79; D06P3/791; C08L2205/00; C08L2205/02; C08L2205/03; C08L2205/035; C08L35/00; C08L35/08; C08L51/00; C08L51/06; C08L71/00; C08L71/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A POLYMER COMPOSITION HAVING IMPROVED ADHESION COMPRISING: A MATRIX OF STEROREGULAR CRYSTALLINE POLYOLEFIN TAKEN FROM THE GROUP CONSISTING ESSENTIALLY OF POLYETHYLENE POLYPROPYLENE POLYBUTENE POLYMETHYLBUTENE, AND POLYMETHYLPENTENE SAID MATRIX HAVING DISPERSED THEREIN, AN AMORPHOUS, HYDROPHILIC FUSIBLE POLYMER THAT IS NON-SOLUBLE IN THE MATRIX AND IN AN AMOUNT THAT IS BETWEEN ABOUT 2 TO 10 PERCENT BY WEIGHT OF SAID COMPOSITION FROM THE GROUP CONSISTING OF: POLYVINYL METHYL ETHER, POLYVINYL ETHYL ETHER, COPOLYMER OF 50 MOLE PERCENT ETHYLENE AND 50 MOLE PERCENT MALEIC ACID, COPOLYMER OF 50 MOLE PERCENT OF ETHYLENE AND 50 MOLE PERCENT OF THE PARTIAL ETHYL ESTER OF MALEIC ACID, COPOLYMER OF 50 MOLE PERCENT OF ETHYLENE AND 50 MOLE PERCENT OF THE PARTIAL AMIDE OF MALEIC ACID, COPOLYMER OF 50 MOLE PERCENT OF MALEIC ACID AND 50 MOLE PERCENT OF VINYL METHYL ETHER, COPOLYMER OF 50 MOLE PERCENT OF MALEIC ANHYDRIDE AND 50 MOLE PERCENT OF VINYL METHYL ETHER, AND COPOLYMER OF 50 MOLE PERCENT OF MALEIC ANHYDRIDE AND 50 MOLE PERCENT OF ETHYLENE.
Claim 2
Dependent Claim
166 words
A POLYMER COMPOSITION HAVING IMPROVED ADHESION COMPRISING: A MATRIX OF STEROREGULAR CRYSTALLINE POLYOLEFIN TAKEN FROM THE GROUP CONSISTING ESSENTIALLY OF POLYETHYLENE POLYPROPYLENE POLYBUTENE POLYMETHYLBUTENE, AND POLYMETHYLPENTENE SAID MATRIX HAVING DISPERSED THEREIN, AN AMORPHOUS, HYDROPHILIC FUSIBLE POLYMER THAT IS NON-SOLUBLE IN THE MATRIX AND IN AN AMOUNT THAT IS BETWEEN ABOUT 2 TO 10 PERCENT BY WEIGHT OF SAID COMPOSITION FROM THE GROUP CONSISTING OF: POLYVINYL METHYL ETHER, POLYVINYL ETHYL ETHER, COPOLYMER OF 50 MOLE PERCENT ETHYLENE AND 50 MOLE PERCENT MALEIC ACID, COPOLYMER OF 50 MOLE PERCENT OF ETHYLENE AND 50 MOLE PERCENT OF THE PARTIAL ETHYL ESTER OF MALEIC ACID, COPOLYMER OF 50 MOLE PERCENT OF ETHYLENE AND 50 MOLE PERCENT OF THE PARTIAL AMIDE OF MALEIC ACID, COPOLYMER OF 50 MOLE PERCENT OF MALEIC ACID AND 50 MOLE PERCENT OF VINYL METHYL ETHER, COPOLYMER OF 50 MOLE PERCENT OF MALEIC ANHYDRIDE AND 50 MOLE PERCENT OF VINYL METHYL ETHER, AND COPOLYMER OF 50 MOLE PERCENT OF MALEIC ANHYDRIDE AND 50 MOLE PERCENT OF ETHYLENE.
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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |