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Patent US2535852A successfully refreshed from Google Patents.
US2535852A
Expired / Lapsed
US
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Adhesive composition comprising a rosin alcohol and a butadieneacrylonitrile copolymer
Assignee: Goodrich Corp
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Filing: 1950-07-07
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Granted: 1950-12-26
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Expires: 1970-07-07
Abstract
No abstract record available.
Inventors
- 👤 Arch L Hatfield
- 👤 Harold P Owen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:12
CPC Classifications
C; C09; C09J; C09J109/00; C09J109/02; C09J109/04; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN ADHESIVE COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF THE POLYMERIC PRODUCT OF A BUTADIENE-1,3 HYDROCARBON AND AN ACRYLIC NITRILE, SAID POLYMERIC PRODUCT BEING CHARACTERIZED BY POSSESSING A MOLECULAR WEIGHT BELOW 100,000 AND A MOONEY VISCOSITY, AS DETERMINED BY MEANS OF THE MOONEY VISCOSIMETER USING THE 1.5" ROTOR AFTER 4 MINUTES AT 212*F., BETWEEN 10 AND 35, AND DISPERSED IN SAID AQUEOUS DISPERSION FROM 2 TO 50% BY WEIGHT BASED ON THE WEIGHT OF SAID POLYMERIC PRODUCT OF A ROSIN ALCOHOL.
Claim 2
Dependent Claim
80 words
AN ADHESIVE COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF THE POLYMERIC PRODUCT OF A BUTADIENE-1,3 HYDROCARBON AND AN ACRYLIC NITRILE, SAID POLYMERIC PRODUCT BEING CHARACTERIZED BY POSSESSING A MOLECULAR WEIGHT BELOW 100,000 AND A MOONEY VISCOSITY, AS DETERMINED BY MEANS OF THE MOONEY VISCOSIMETER USING THE 1.5" ROTOR AFTER 4 MINUTES AT 212*F., BETWEEN 10 AND 35, AND DISPERSED IN SAID AQUEOUS DISPERSION FROM 2 TO 50% BY WEIGHT BASED ON THE WEIGHT OF SAID POLYMERIC PRODUCT OF A ROSIN ALCOHOL.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |