Patent JPS63100340A successfully refreshed from Google Patents.
Patent US2875195A successfully refreshed from Google Patents.
US2875195A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of solubilizing vitamins a, b2, d2 and e
Assignee: Eastman Kodak Co
•
Filing: 1956-08-09
•
Granted: 1959-02-24
•
Expires: 1976-08-09
Abstract
No abstract record available.
Inventors
- 👤 Wilbert J Humphlett
- 👤 Charles V Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:36
CPC Classifications
C; C07; C07C; C07C403/00; C07C403/06; C07C403/12; C07D; C07D311/00; C07D311/02; C07D311/04; C07D311/58; C07D311/70; C07D311/72; C07D475/00; C07D475/12; C07D475/14; C07C2601/00; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
7 words
A COMPOSITION OF MATTER HAVING THE FORMULA
Claim 2
Dependent Claim
7 words
A COMPOSITION OF MATTER HAVING THE FORMULA
Claim 3
Dependent Claim
6 words
A SOLUBILIZED VITAMIN B2 AS FOLLOWS:
Claim 4
Dependent Claim
6 words
A SOLUBILIZED VITAMIN B2 AS FOLLOWS:
References Cited (Backward Citations)
US2188878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |