US2689197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coating polyethylene articles
Assignee: BASF SE
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Filing: 1952-04-16
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Granted: 1954-09-14
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Expires: 1972-04-16
Abstract
No abstract record available.
Inventors
- 👤 Gerlich Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:48
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; B; B32; B32B; B32B27/00; C08; C08L; C08L61/00; C08L61/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
70 words
A PROCESS FOR THE PRODUCTION OF WELL-ADHERING COATINGS ON THE SURFACE OF POLYETHYLENE ARTICLE WHICH COMPRISES APPLYING THERETO A SOLUTION CONTAINING A MEMBER OF THE GROUP CONSISTING OF POLYVINYL CHLORIDE AND AN INTERPOLYMER OF A MAJOR PROPORTION OF VINYL CHLORIDE WITH A MINOR PROPORTION OF A MEMBER OF THE GROUP CONSISTING OF VINYL ESTERS, VINYL ETHERS AND ACRYLIC ACID ESTERS, AND A PLASTICIZED ALKYD RESIN AND DRYING THE APPLIED COATING.
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) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |