Patent US2908607A successfully refreshed from Google Patents.
US2908607A
Expired / Lapsed
US
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Aqueous composition consisting of ammonia and a heavy metal salt of mixed polychlorophenols
Assignee: Individual
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Filing: 1957-05-01
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Granted: 1959-10-13
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Expires: 1977-05-01
Abstract
No abstract record available.
Inventors
- 👤 Hager Bror Olof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:38
CPC Classifications
A; A01; A01N; A01N31/00; A01N31/08; A01N31/10; B; B27; B27K; B27K3/00; B27K3/16; B27K3/22; B27K3/34; B27K3/38; B27K3/40; B27K3/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A PRESERVATIVE COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS AMMONIACAL SOLUTION OF METAL SALTS OF AT LEAST TWO POLYCHLOROPHENOLS OF THE GROUP CONSISTING OF TRICHLOROPHENOLS, TETRACHLOROPHENOLS AND PENTACHLOROPHENOL SAID METAL BEING SELECTED FROM THE GROUP CONSISTING OF COPPER, ZINC, NICKEL, CADMIUM, COBALT AND SILVER
Claim 2
Dependent Claim
43 words
A PRESERVATIVE COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS AMMONIACAL SOLUTION OF METAL SALTS OF AT LEAST TWO POLYCHLOROPHENOLS OF THE GROUP CONSISTING OF TRICHLOROPHENOLS, TETRACHLOROPHENOLS AND PENTACHLOROPHENOL SAID METAL BEING SELECTED FROM THE GROUP CONSISTING OF COPPER, ZINC, NICKEL, CADMIUM, COBALT AND SILVER
References Cited (Backward Citations)
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US2322633A
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US2651648A
Cited
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US2772199A
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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) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |