US2715622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anthelmintic dye salts
Assignee: Eli Lilly and Co
•
Filing: 1953-10-29
•
Granted: 1955-08-16
•
Expires: 1973-10-29
Abstract
No abstract record available.
Inventors
- 👤 Gerzon Koert
- 👤 Donald A Zuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:32
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/06; A; A61; A61K; A61K45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A SALT COMPRISING THE REACTION PRODUCT OF A MEMBER OF THE GROUP CONSISTING OF PHENOLPHTHALIN AND PHENOLPHTHALEIN AND A MEMBER OF THE GROUP CONSISTING OF METHYLROSANILINE AND (16-DIMETHYLAMINO-1METHYLQUINOLINE-(2))(2,5-DIMETHYL-1-PHENYLPYRROLE -(3))DIMETHINECYANINE.
Claim 2
Dependent Claim
29 words
A SALT COMPRISING THE REACTION PRODUCT OF A MEMBER OF THE GROUP CONSISTING OF PHENOLPHTHALIN AND PHENOLPHTHALEIN AND A MEMBER OF THE GROUP CONSISTING OF METHYLROSANILINE AND (16-DIMETHYLAMINO-1METHYLQUINOLINE-(2))(2,5-DIMETHYL-1-PHENYLPYRROLE -(3))DIMETHINECYANINE.
References Cited (Backward Citations)
US2245530A
Cited
US2320630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-15 | 1959-02-14 | 1959-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-15 | 1963-02-14 | 1963-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-15 | 1967-02-14 | 1967-08-16 | $7700.00 | Window Closed / Lapsed |