US3036930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for improving the adhesiveness of polyolefins
Assignee: Hoechst AG
•
Filing: 1958-12-22
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Granted: 1962-05-29
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Expires: 1978-12-22
Abstract
No abstract record available.
Inventors
- 👤 Grimminger Hermann
- 👤 Hamprecht Bernd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:20
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; B; B29; B29C; B29C59/00; B29C59/16; B32; B32B; B32B27/00; B29C35/00; B29C35/02; B29C35/08; B29C35/0805; B29C2035/0833; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/10; B29K2023/12; B29L; B29L2007/00; B29L2007/008; C08J2323/00; C08J2323/02; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A PROCESS FOR INPROVING THE ADHESIVENESS OF THE SURFACE OF A SHAPED BODY OF AN OLEFIN POLYMMER TO A MACROMOLECULAR FILM-FORMING MATERIAL WHICH COMPRISES TREATING SAID SHAPED BODY IN DRY STATE WITH A MIXTURE OF GASEOUS CHLORINE AND SULFUR DIOXIDE WHILE SIMULTANEOUSLY EXPOSING IT TO LIGHT.
Claim 2
Dependent Claim
46 words
A PROCESS FOR INPROVING THE ADHESIVENESS OF THE SURFACE OF A SHAPED BODY OF AN OLEFIN POLYMMER TO A MACROMOLECULAR FILM-FORMING MATERIAL WHICH COMPRISES TREATING SAID SHAPED BODY IN DRY STATE WITH A MIXTURE OF GASEOUS CHLORINE AND SULFUR DIOXIDE WHILE SIMULTANEOUSLY EXPOSING IT TO LIGHT.
References Cited (Backward Citations)
US2352097A
Cited
US2212786A
Cited
US2502841A
Cited
US2646422A
Cited
US2709155A
Cited
US2715077A
Cited
US2925354A
Cited
DE1046634B
Cited
US2879177A
Cited
US2889259A
Cited
US2852497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |