Patent US2497546A successfully refreshed from Google Patents.
US2497546A
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Cerium acetate containing composition
Assignee: HANJOO METAL
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Filing: 1946-09-03
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Granted: 1950-02-14
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Expires: 1966-09-03
Abstract
No abstract record available.
Inventors
- 👤 Curtis E Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:40
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; C; C09; C09D; C09D7/00; C09D7/40; C09D7/60; C09D7/63; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
59 words
A COMPOSITION OF MATTER ESSENTIALLY COMPRISING WATER, A WATER SOLUBLE ALCOHOL, CERIUM ACETATE AND AN ALCOHOL-SOLUBLE RESIN, SAID ACETATE AND RESIN BEING PRESENT IN THE PROPORTIONS OF FROM 5 TO 25 PARTS OF THE ACETATE TO FROM 5 TO 25 PARTS RESIN, SAID COMPOSITION CONTAINING SUFFICIENT WATER TO DISSOLVE THE CERIUM ACETATE AND SUFFICIENT ALCOHOL TO DISSOLVE SAID RESIN.
References Cited (Backward Citations)
US1925914A
Cited
US2345142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |