Method of production of essentially pure melatonin and the method of solubilizing melatonin in water
Latest IFLO S.A.S. Patents:
Claims
Referenced Cited
U.S. Patent Documents
Other references
2248155 | June 1941 | Zellner |
2416258 | February 1947 | Jenkins et al. |
3947584 | March 30, 1976 | Zirngibl et al. |
- Kirk-Othmer, "Encyclopedia of Chemical Technology, 2nd ed., " vol. 4 (1964), pp. 149-153. Fessenden and Fessenden, "Organic Chemistry" (1982) pp. 624, 670-672, 714-716. Robert L. Grob, ed. "Modern Practices of Gas Chromatography" (1977) pp. 611-613. Katritzky, ed. "Comprehensive Heterocyclic Chemistry" (1984) pp. 334-338. Houlihan, ed. "Indoles, Part Three," (1979) pp. 12-20.
Patent History
Patent number: RE35631
Type: Grant
Filed: Jun 2, 1994
Date of Patent: Oct 14, 1997
Assignee: IFLO S.A.S. (Milan)
Inventors: Franco Fraschini (Milan), Luigi Di Bella (Milan), Ermanno Duranti, deceased (late of Milan), Maria Teresa Moni Duranti, legal representative (Urbino), Andrea Duranti, legal representative (Urbino), Lucia Duranti, legal representative (Urbino)
Primary Examiner: Matthew V. Grumbling
Law Firm: Bucknam and Archer
Application Number: 8/252,905
Type: Grant
Filed: Jun 2, 1994
Date of Patent: Oct 14, 1997
Assignee: IFLO S.A.S. (Milan)
Inventors: Franco Fraschini (Milan), Luigi Di Bella (Milan), Ermanno Duranti, deceased (late of Milan), Maria Teresa Moni Duranti, legal representative (Urbino), Andrea Duranti, legal representative (Urbino), Lucia Duranti, legal representative (Urbino)
Primary Examiner: Matthew V. Grumbling
Law Firm: Bucknam and Archer
Application Number: 8/252,905
Classifications
Current U.S. Class:
The Bicyclo Ring System Consists Of The Five-membered Hetero Ring And A Benzene Ring (e.g., Indole, Etc.) (514/415);
Adenosine Or Derivative (514/46);
536/276;
Nitrogen Attached Indirectly To Ring Carbon Of The Five-membered Hetero Ring By Acyclic Nonionic Bonding (e.g., Tryptamine, Etc.) (548/504);
Chalcogen Or Additional Nitrogen Attached Indirectly To Ring Carbon Of The Five-membered Hetero Ring By Acyclic Nonionic Bonding (548/507)
International Classification: C07D20916; C07D47334; A61K 3140; A61K 3152;
International Classification: C07D20916; C07D47334; A61K 3140; A61K 3152;