Patent US2662034A successfully refreshed from Google Patents.
US2662034A
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Method of impregnating an oxide coating on aluminum and resulting article
Assignee: Alcoa Corp
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Filing: 1950-07-14
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Granted: 1953-12-08
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Expires: 1970-07-14
Abstract
No abstract record available.
Inventors
- 👤 Ralph B Mason
- 👤 William C Cochran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:40
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/18; C25D11/24; C25D11/243; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31681; Y10T428/31688; Y10T428/31692; Y10T428/31696
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A METHOD OF IMPREGNATING AN ADSORBENT ARTIFICIALLY FORMED OXIDE COATING ON ALUMINUM WITH RESIN, WHICH CONSISTS IN EXPOSING THE OXIDE COATING TO THE VAPORS OF AT LEAST ONE ORDINARY ORGANO CARBON SUBSTANCE PROVIDING MONOMERIC SYNTHETIC RESIN FORMING REACTANTS, IN A CLOSED CONTAINER, AT A TEMPERATURE OF AT LEAST ABOUT 200* F., WHEREBY THE VAPORS ARE ADSORBED BY THE COATING AND THEREIN POLYMERIZED TO A RESIN.
Claim 2
Independent Claim
65 words
A METHOD OF IMPREGNATING AN ADSORBENT ARTIFICIALLY FORMED OXIDE COATING ON ALUMINUM WITH RESIN, WHICH CONSISTS IN EXPOSING THE OXIDE COATING TO THE VAPORS OF AT LEAST ONE ORDINARY ORGANO CARBON SUBSTANCE PROVIDING MONOMERIC SYNTHETIC RESIN FORMING REACTANTS, IN A CLOSED CONTAINER, AT A TEMPERATURE OF AT LEAST ABOUT 200* F., WHEREBY THE VAPORS ARE ADSORBED BY THE COATING AND THEREIN POLYMERIZED TO A RESIN.
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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) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |