Patent US2698262A successfully refreshed from Google Patents.
US2698262A
Expired / Lapsed
US
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Method of sealing anodized aluminum surfaces and article produced thereby
Assignee: Individual
•
Filing: 1951-03-03
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Granted: 1954-12-28
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Expires: 1971-03-03
Abstract
No abstract record available.
Inventors
- 👤 Balmas Frederic
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:52
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/18; C25D11/24; C25D11/246; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
IN THE METHOD OF SEALING AN ANODIZED OXIDE COATING FORMED ON ALUMINUM, THE STEP OF COATING THE OXIDE COATING WITH A DILUTE SOLUTION CONSISTING ESSENTAILLY OF CHLORINATED DIPHENYL AS THE SUBSTANCE WITH REMAINS UPON ELIMINATION OF THE DILUENT, AND THEN DRYING THE TREATED COATING AT ELEVATED TEMPERATURE UP TO ABOUT 120* C.
Claim 2
Dependent Claim
52 words
IN THE METHOD OF SEALING AN ANODIZED OXIDE COATING FORMED ON ALUMINUM, THE STEP OF COATING THE OXIDE COATING WITH A DILUTE SOLUTION CONSISTING ESSENTAILLY OF CHLORINATED DIPHENYL AS THE SUBSTANCE WITH REMAINS UPON ELIMINATION OF THE DILUENT, AND THEN DRYING THE TREATED COATING AT ELEVATED TEMPERATURE UP TO ABOUT 120* C.
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) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |