Patent US3146162A successfully refreshed from Google Patents.
US3146162A
Expired / Lapsed
US
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Gentian violet adsorption complex
Assignee: Individual
•
Filing: 1961-05-05
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Granted: 1964-08-25
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Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 Harold A Abramson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:22
CPC Classifications
C; C09; C09B; C09B11/00; C09B11/04; C09B11/10; C09B11/12; C09B11/20; A; A61; A61K; A61K33/00; A61K33/06; A61K33/12; Y; Y10; Y10S; Y10S424/00; Y10S424/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
MAGNESIUM TRISILICATE-GENTIAN VIOLET ADSORPTION COMPLEX.
Claim 2
Dependent Claim
5 words
MAGNESIUM TRISILICATE-GENTIAN VIOLET ADSORPTION COMPLEX.
References Cited (Backward Citations)
US173607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |