The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 09, 2022
Filed:
Apr. 06, 2019
Applicant:
Siec Badawcza Lukasiewicz—instytut Chemii Przemyslowej Imienia Profesora Ignacego Moscickiego, Warsaw, PL;
Inventors:
Katarzyna Sidoryk, Warsaw, PL;
Marek Napiorkowski, Warsaw, PL;
Agnieszka Burzynska-Prajzner, Zawiercie, PL;
Marcin Cybulski, Warsaw, PL;
Marek Kubiszewski, Ilow, PL;
Kamil Jatczak, Pruszkow, PL;
Lukasz Jedynak, Ozarow Marowiecki, PL;
Jerzy Winiarski, Warsaw, PL;
Dorota Pietrzkowska, Skierniewice, PL;
Konrad Zielinski, Warszawapl, PL;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C07C 46/04 (2006.01);
U.S. Cl.
CPC ...
C07C 46/04 (2013.01); C07C 2602/10 (2017.05);
Abstract
Provided is an improved process of vitamin K2 derivatives preparation, represented by formula (I) wherein n is an integer from 3 to 13.