Patent US3151127A successfully refreshed from Google Patents.
US3151127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tocopherol ascorbates
Assignee: International Latex Corp
•
Filing: 1963-09-17
•
Granted: 1964-09-29
•
Expires: 1983-09-17
Abstract
No abstract record available.
Inventors
- 👤 Abraham N Spanel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:13
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/62; C07D311/00; C07D311/02; C07D311/04; C07D311/58; C07D311/70; C07D311/72
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
10 words
A VITAMIN E-ACTIVE ASCORBATE ESTER OF A VITAMIN E-ACTIVE TOCOPHEROL.
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) | 1967-09-29 | 1968-03-30 | 1968-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-29 | 1972-03-30 | 1972-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-29 | 1976-03-30 | 1976-09-29 | $7700.00 | Window Closed / Lapsed |