US3108017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating organic films with mixture of amorphous and crystalline dispersions of vinylidene chloride copolymers
Assignee: Hoechst AG
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Filing: 1960-11-25
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Granted: 1963-10-22
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Expires: 1980-11-25
Abstract
No abstract record available.
Inventors
- 👤 Messwarb Gunther
- 👤 Kurt T Schotte
- 👤 Dummer Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:30
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/08; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/20; C08J2427/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A PROCESS WHICH COMPRISES COATING AN ARTICLE OF A MACROMOLECULAR ORGANIC SUBSTANCE WITH A MIXTURE OF AQUEOUS VINYLIDENE CHLORIDE COPOLYMER DISPERSIONS, ONE DISPERSION CONTAINING SUBSTANTIALLY AMORPHOUS COPOLYMER PARTICLES IN A PROPORTION OF 50 TO 99% BY WEIGHT, CALCULATED ON THE SOLIDS CONTENT OF THE TOTAL DISPERSION MIXTURE, AND THE SECOND DISPERSION CONTAINING SUBSTANTIALLY CRYSTALLINE COPOLYMER PARTICLES IN A PROPORTION OF 50 TO 1% BY WEIGHT, LIKEWISE CALCULATED ON THE SOLIDS CONTENT OF THE TOTAL DISPERSION MIXTURE.
Claim 2
Dependent Claim
76 words
A PROCESS WHICH COMPRISES COATING AN ARTICLE OF A MACROMOLECULAR ORGANIC SUBSTANCE WITH A MIXTURE OF AQUEOUS VINYLIDENE CHLORIDE COPOLYMER DISPERSIONS, ONE DISPERSION CONTAINING SUBSTANTIALLY AMORPHOUS COPOLYMER PARTICLES IN A PROPORTION OF 50 TO 99% BY WEIGHT, CALCULATED ON THE SOLIDS CONTENT OF THE TOTAL DISPERSION MIXTURE, AND THE SECOND DISPERSION CONTAINING SUBSTANTIALLY CRYSTALLINE COPOLYMER PARTICLES IN A PROPORTION OF 50 TO 1% BY WEIGHT, LIKEWISE CALCULATED ON THE SOLIDS CONTENT OF THE TOTAL DISPERSION MIXTURE.
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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |