US2860072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated solid materials and method for producing same
Assignee: Bayer AG
•
Filing: 1954-05-14
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Granted: 1958-11-11
•
Expires: 1974-05-14
Abstract
No abstract record available.
Inventors
- 👤 Nischk Gunther
- 👤 Bock Eugen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:52
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C70/00; B29C70/003; B29K; B29K2309/00; B29K2309/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A PROCESS OF BONDING A GLASS ARTICLE TO A SYNETHETIC RESIN WHICH COMPRISES (1) PRECOATINGLASS SURFACE WITH A CYCLIC TERTIARY AMINE SALT OF AN ETHYLENICALLY UNSATURATED LINEAR POLYESTER CONTAINING FREE CARBOXYLIC GROUPS, AND (2) COPOLYMERIZING SAID PRECOATING WITH AN ETHYLENI-
Claim 2
Dependent Claim
40 words
A PROCESS OF BONDING A GLASS ARTICLE TO A SYNETHETIC RESIN WHICH COMPRISES (1) PRECOATINGLASS SURFACE WITH A CYCLIC TERTIARY AMINE SALT OF AN ETHYLENICALLY UNSATURATED LINEAR POLYESTER CONTAINING FREE CARBOXYLIC GROUPS, AND (2) COPOLYMERIZING SAID PRECOATING WITH AN ETHYLENI-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |