Patent US3038850A successfully refreshed from Google Patents.
US3038850A
Expired / Lapsed
US
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Aluminum anodizing apparatus
Assignee: Olin Corp
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Filing: 1958-03-17
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Granted: 1962-06-12
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Expires: 1978-03-17
Abstract
No abstract record available.
Inventors
- 👤 Edmond M Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:01
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/005; C25D11/02; C25D11/04; C25D17/00; C25D17/008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
APPARATUS FOR ANODIZING AN ALUMINUM ARTICLE, WHICH COMPRISES A FIRST ELECTRODE PLATE AND A SECOND ELECTRODE PLATE, MEANS MOUNTING SAID PLATES IN OPPOSED PARALLEL RELATION TO EACH OTHER, THEREBY PROVIDING A ZONE BETWEEN SAID PLATES FOR PLACEMENT THEREIN OF AN ALUMINUM ARTICLE, MEANS ON SAID PLATES FOR CONNECTING THEM TO A SOURCE OF ELECTRICAL POTENTIAL, A PLURALITY OF PORTS IN EACH OF SAID ELECTRODE PLATES, SAID PORTS DISCHARGING CENTRALLY FROM THE INNER ADJACENT FACES OF SAID ELECTRODE PLATES INTO SAID ZONE, A DIFFUSER MEMBER COMPOSED OF A PLURALITY OF LAYERS OF SCREEN MOUNTED ALONG EACH OF SAID INNER ADJACENT FACES OF SAID ELECTRODE PLATES AND OVER SAID PORTS OF DISCHARGING ELECTROLYTE SOLUTION FROM WITHIN SAID ELEC-
Claim 2
Dependent Claim
116 words
APPARATUS FOR ANODIZING AN ALUMINUM ARTICLE, WHICH COMPRISES A FIRST ELECTRODE PLATE AND A SECOND ELECTRODE PLATE, MEANS MOUNTING SAID PLATES IN OPPOSED PARALLEL RELATION TO EACH OTHER, THEREBY PROVIDING A ZONE BETWEEN SAID PLATES FOR PLACEMENT THEREIN OF AN ALUMINUM ARTICLE, MEANS ON SAID PLATES FOR CONNECTING THEM TO A SOURCE OF ELECTRICAL POTENTIAL, A PLURALITY OF PORTS IN EACH OF SAID ELECTRODE PLATES, SAID PORTS DISCHARGING CENTRALLY FROM THE INNER ADJACENT FACES OF SAID ELECTRODE PLATES INTO SAID ZONE, A DIFFUSER MEMBER COMPOSED OF A PLURALITY OF LAYERS OF SCREEN MOUNTED ALONG EACH OF SAID INNER ADJACENT FACES OF SAID ELECTRODE PLATES AND OVER SAID PORTS OF DISCHARGING ELECTROLYTE SOLUTION FROM WITHIN SAID ELEC-
References Cited (Backward Citations)
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US2271736A
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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) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |