US2760865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed containing l-lyxoflavin
Assignee: Merck and Co Inc
•
Filing: 1952-03-18
•
Granted: 1956-08-28
•
Expires: 1972-03-18
Abstract
No abstract record available.
Inventors
- 👤 Karl A Folkers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:51
CPC Classifications
A; A23; A23K; A23K50/00; A23K50/30; A23K20/00; A23K20/10; A23K20/174
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
AN IMPROVED ANIMAL FEEDSTUFF THAT COMPRISES AN ANIMAL FEEDSTUFF SUPPLEMENTED WITH L-LYXOFLAVIN.
Claim 2
Dependent Claim
12 words
AN IMPROVED ANIMAL FEEDSTUFF THAT COMPRISES AN ANIMAL FEEDSTUFF SUPPLEMENTED WITH L-LYXOFLAVIN.
References Cited (Backward Citations)
US2400710A
Cited
US2522854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |