Patent US3064012A successfully refreshed from Google Patents.
US3064012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Derivatives of coenzyme q10
Assignee: Merck and Co Inc
•
Filing: 1960-07-20
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Granted: 1962-11-13
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Expires: 1980-07-20
Abstract
No abstract record available.
Inventors
- 👤 Folkers Karl
- 👤 Donald E Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:25
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035; C07; C07D; C07D311/00; C07D311/02; C07D311/04; C07D311/58; C07D311/70; C07D311/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A CHROMAN COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
6 words
A CHROMAN COMPOUND OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |