US3030388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amino acid compounds and methods for producing the same
Assignee: Parke Davis and Co LLC
•
Filing: 1958-06-23
•
Granted: 1962-04-17
•
Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 James A Moore
- 👤 Roger D Westland
- 👤 Ernest D Nicolaides
- 👤 John R Dice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:40
CPC Classifications
C; C07; C07C; C07C245/00; C07C245/12; C07C245/14; C07C245/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
A COMPOUND HAVING IN ITS NON-SALT FORM THE FORMULA,
Claim 2
Dependent Claim
9 words
A COMPOUND HAVING IN ITS NON-SALT FORM THE FORMULA,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |