Inventor · disambiguated record
Percy Sarwood Manchand
Also filed as: MANCHAND PERCY · MANCHAND PERCY S · MANCHAND PERCY SARWOOD
20 granted patents·2 pending applications·201 citations·filing 1976–2012
94Inventor score
Top patents by PatentIndex Score
22 records- 0186US4115650AProcess for preparing 2,4-diamino-5-(substituted benzyl)-pyrimidinesHOFFMANN LA ROCHE·Filed 1976·Granted Sep 19, 1978·18 cites·2 claims
- 0285US5872113AFluorinated vitamin D3 analogsSYNTEX INC·Filed 1997·Granted Feb 16, 1999·29 cites·27 claims
- 0385US4218567AProcess for aromatic ethersHOFFMANN LA ROCHE·Filed 1978·Granted Aug 19, 1980·19 cites·6 claims
- 0485US4147708APreparation of carotenoids using a π-allyl complexHOFFMANN LA ROCHE·Filed 1977·Granted Apr 3, 1979·17 cites·13 claims
- 0584US4900828AIntermediate compounds and an improved procedure for the synthesis of 2',3'-dideoxycytidineHOFFMANN LA ROCHE·Filed 1988·Granted Feb 13, 1990·48 cites·21 claims
- 0671US8207341B2Process or synthesizing substituted isoquinolinesSPRINGFIELD SHAWN A·Filed 2009·Granted Jun 26, 2012·4 cites·12 claims
- 0770US4568762A4-Methyl-2-oxo-cyclopentylidene acetic acid and esters thereofHOFFMANN LA ROCHE·Filed 1984·Granted Feb 4, 1986·8 cites·4 claims
- 0862US6030962AVitamin D3 analogs with bis C-20 side chainsSYNTTEX U S A INC·Filed 1998·Granted Feb 29, 2000·21 cites·17 claims
- 0961US8877929B2Process for synthesizing substituted isoquinolinesBRISTOL MYERS SQUIBB CO·Filed 2012·Granted Nov 4, 2014·0 cites·4 claims
- 1060US5182393AProcess for precursors to calcitriol and related compoundsHOFFMANN LA ROCHE·Filed 1992·Granted Jan 26, 1993·8 cites·6 claims
- 1157US8357806B2Process for synthesizing substituted isoquinolinesBRISTOL MYERS SQUIBB CO·Filed 2012·Granted Jan 22, 2013·0 cites·15 claims
- 1256US6492353B11,3-dihydroxy-20,20-cycloalkyl-vitamin D3analogsSYNTEX LLC·Filed 1998·Granted Dec 10, 2002·9 cites·30 claims
- 1355US2004167105A11,3-dihydroxy-20,20-dialkyl-vitamin D3 analogsFiled 2004·Application pending·0 cites
- 1451US2003083319A11,3-Dihydroxy-20,20-dialkyl-vitamin D3 analogsHOFFMANN LA ROCHE·Filed 2002·Application pending·0 cites
- 1550US6008209AMethod of using vitamin D3 analogs with bis C-20 side chainsHOFFMANN LA ROCHE·Filed 1998·Granted Dec 28, 1999·12 cites·15 claims
- 1645US5003090AProcess for the preparation of benzopyransHOFFMANN LA ROCHE·Filed 1990·Granted Mar 26, 1991·3 cites·3 claims
- 1744US5352781AProcess for precursors to calcitriol and related compoundsHOFFMANN LA ROCHE·Filed 1993·Granted Oct 4, 1994·2 cites·9 claims
- 1840US6040461ASynthesis of 3-epi vitamin D3 metabolites and analogsHOFFMANN LA ROCHE·Filed 1999·Granted Mar 21, 2000·1 cites·2 claims
- 1935US4931574AProcess for the preparation of benzopyransHOFFMANN LA ROCHE·Filed 1988·Granted Jun 5, 1990·1 cites·14 claims
- 2034US5225569AProcess for precursors to calcitriol and related compoundsHOFFMANN LA ROCHE·Filed 1992·Granted Jul 6, 1993·1 cites·6 claims
- 2134US4430507A4-Methyl-2-oxo-cyclopentaneacetic acid prostaglandin intermediatesHOFFMANN LA ROCHE·Filed 1983·Granted Feb 7, 1984·0 cites·4 claims
- 2233US4390718AProstaglandin intermediatesHOFFMANN LA ROCHE·Filed 1981·Granted Jun 28, 1983·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →