P

Inventor

HAY DAVID A

US27 patents
⚠️ This page may combine multiple inventors who share the name “HAY DAVID A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MERRELL PHARMA INC

19 patents
US6340761B1Jan 22, 2002

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC25 citations96
US6242606B1Jun 5, 2001

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC47 citations96
US6777555B2Aug 17, 2004

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC16 citations92
US6559312B2May 6, 2003

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC20 citations92
US6348597B2Feb 19, 2002

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC16 citations92
US6147216ANov 14, 2000

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC41 citations92
US5721249AFeb 24, 1998

(+)-α-(2,3-dimethoxyphenyl)-1- 2-(4-flurophenyl)etyl!-4-piperidinemethanol

MERRELL PHARMA INC22 citations92
US5700812ADec 23, 1997

(+)-α-(2,3-dimethoxyphenyl)-1- 2-(4-fluorophenyl)ethyl!-4-piperidinemethanol

MERRELL PHARMA INC24 citations92
US5700813ADec 23, 1997

(+)-α-(2,3-dimethoxyphenyl)-1- 2-(4-fluorophenyl)ethyl!-4-piperidinemethanol

MERRELL PHARMA INC24 citations92
US5561144AOct 1, 1996

(+)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol

MERRELL PHARMA INC23 citations92
US6552200B2Apr 22, 2003

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC8 citations82
US6548675B2Apr 15, 2003

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC9 citations82
US5874445AFeb 23, 1999

(+) -α- (2,3-dimethoxyphenyl)-1-(2-(4-fluorephenyl) ethyl)-4-piepridinemethanol

MERRELL PHARMA INC7 citations74
US6479663B2Nov 12, 2002

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC3 citations73
US6441179B1Aug 27, 2002

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC2 citations73
US5541201AJul 30, 1996

Antiarrhythmic piperidin-1-yl-2,2-dialkylpropanone arylsulfonamide derivatives

MERRELL PHARMA INC8 citations73
US6004980ADec 21, 1999

(+)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol

MERRELL PHARMA INC4 citations63
US6566526B2May 20, 2003

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC2 citations62
US6555689B2Apr 29, 2003

Intermediates useful for the preparation of antihistaminic piperidine derivatives

MERRELL PHARMA INC2 citations62

LILLY CO ELI

3 patents

MERRELL DOW PHARMA

2 patents

HOECHST MARION ROUSSEL INC

2 patents

VERTELLUS HOLDINGS LLC

1 patent