US3434873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization of phenols on metallic copper
Assignee: General Electric Co
•
Filing: 1966-08-01
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Granted: 1969-03-25
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Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 John F Harrod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:47
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; C; C08; C08G; C08G65/00; C08G65/34; C08G65/38; C08G65/44; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/42; H01B3/427; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD OF APPLYING A PROTECTIVE COATING ONTO A COPPER-CONTAINING ARTICLE COMPRISING COPPER ARTICLES, ARTICLESS MADE OF A COPPER ALLOY CONTAINING AT LEAST 50% BY WEIGHT COPPER, METALLIC ARTICLES COATED WITH COPPER, OR A COPPER ALLOY CONTAINING AT LEAST 50% BY WEIGHT COPPER, NON-METALLIC ARTICLES COATED WITH COPPER OR A COPPER ALLOY CONTAINING AT LEAST 50% BY WEIGHT COPPER, WHICH COMPRISES (1) APPLYING TO SAID COPPER-CONTAINING ARTICLE A COATING OF A PHENOL OF THE FORMULA
Claim 2
Independent Claim
75 words
A METHOD OF APPLYING A PROTECTIVE COATING ONTO A COPPER-CONTAINING ARTICLE COMPRISING COPPER ARTICLES, ARTICLESS MADE OF A COPPER ALLOY CONTAINING AT LEAST 50% BY WEIGHT COPPER, METALLIC ARTICLES COATED WITH COPPER, OR A COPPER ALLOY CONTAINING AT LEAST 50% BY WEIGHT COPPER, NON-METALLIC ARTICLES COATED WITH COPPER OR A COPPER ALLOY CONTAINING AT LEAST 50% BY WEIGHT COPPER, WHICH COMPRISES (1) APPLYING TO SAID COPPER-CONTAINING ARTICLE A COATING OF A PHENOL OF THE FORMULA
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) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |