US3071494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing of dyed anodized aluminum
Assignee: Beazer East Inc
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Filing: 1961-09-27
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Granted: 1963-01-01
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Expires: 1981-09-27
Abstract
No abstract record available.
Inventors
- 👤 Victor T Humphreys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:51
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/18; C25D11/24; C25D11/246; C25D11/243; B; B41; B41M; B41M5/00; B41M5/025; B41M5/035; B41M5/0351
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A STORAGE STABLE SEALING SOLUTION FOR SEALING THE ANODIC PORES OF DYED ANODIZED ALUMINUM, CAPABLE OF IMPARTING IMPROVED LIGHT FASTNESS TO SEALED DYED ANODIZED ALUMINUM SURFACES, COMPRISING 0.3-1.5% BY WEIGHT OF THE METAL AMMONIUM COMPLEXES OF HYDROLYZABLE SALTS OF NICKEL, COBALT AND COPPER, SAID COPPER SALT BEING PRESENT IN AN AMOUNT OF AT LEAST 25% BY WEIGHT BASED ON THE TOTAL WEIGHT OF SAID SALTS, AND 98.5-99.7% BY WEIGHT WATER, THE PH OF SAID SOLUTION BEING IN THE RANGE OF 5.56.0.
Claim 2
Dependent Claim
81 words
A STORAGE STABLE SEALING SOLUTION FOR SEALING THE ANODIC PORES OF DYED ANODIZED ALUMINUM, CAPABLE OF IMPARTING IMPROVED LIGHT FASTNESS TO SEALED DYED ANODIZED ALUMINUM SURFACES, COMPRISING 0.3-1.5% BY WEIGHT OF THE METAL AMMONIUM COMPLEXES OF HYDROLYZABLE SALTS OF NICKEL, COBALT AND COPPER, SAID COPPER SALT BEING PRESENT IN AN AMOUNT OF AT LEAST 25% BY WEIGHT BASED ON THE TOTAL WEIGHT OF SAID SALTS, AND 98.5-99.7% BY WEIGHT WATER, THE PH OF SAID SOLUTION BEING IN THE RANGE OF 5.56.0.
References Cited (Backward Citations)
US2927872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |