Ikekawa; Nobuo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ikekawa; Nobuo.The latest application filed is for "fluorine-containing vitamin d3 analogues".

Company Profile

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Ikekawa; Nobuo - Tokyo JP
Ikekawa; Nobuo - Musashino JP
Ikekawa; Nobuo - Musashinoshi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Fluorine-containing vitamin D3 analogues Grant 5,200,536 - Ikekawa , et al. April 6, 1	1993-04-06
1.alpha.,25-dihydroxyvitamin D4 compounds, ergosta-5,7-diene compounds and processes for the preparation thereof Grant 5,157,135 - Tsuji , et al. * October 20, 1	1992-10-20
Hydroxylated 24-homo-vitamin D derivatives and methods for preparing same Grant 4,857,518 - DeLuca , et al. August 15, 1	1989-08-15
Vitamin D.sub.3 derivative Grant 4,832,875 - Ikekawa May 23, 1	1989-05-23
Sidechain homo-vitamin D compounds with preferential anti-cancer activity Grant 4,717,721 - DeLuca , et al. January 5, 1	1988-01-05
1.alpha.,25-dihydroxy-26,27-dimethylcholecalciferol and its use in the treatment of calcium pathobolism Grant 4,711,881 - Ikekawa December 8, 1	1987-12-08
26,26,26,27,27-pentafluoro-1.alpha.-hydroxy-27-methoxyvitamin D.sub.3 Grant 4,619,920 - DeLuca , et al. October 28, 1	1986-10-28
23,23-Difluoro-1.alpha.,25-dihydroxy-vitamin D.sub.3 Grant 4,552,698 - DeLuca , et al. * November 12, 1	1985-11-12
Method for preparing 26,26,26,27,27,27-hexafluoro-1.alpha.,25-dihydroxycholesterol Grant 4,411,833 - DeLuca , et al. October 25, 1	1983-10-25
24,24-Difluoro-1.alpha.,25-dihydroxycholecalciferol Grant 4,226,788 - DeLuca , et al. October 7, 1	1980-10-07
Novel 1.alpha.,24-dihydroxycholecalciferol compositions, novel precursors thereof, and processes for preparing them Grant 4,022,891 - Takeshita , et al. May 10, 1	1977-05-10
Process For The Preparation Of 25-hydroxy-cholesterol And Esters Thereof Grant 3,846,455 - Ikekawa , et al. November 5, 1	1974-11-05

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