DB

Donald E. Butler

WC Warner-Lambert Company: 61 patents #2 of 1,610Top 1%
BG B. F. Goodrich: 1 patents #389 of 734Top 55%
📍 Walhalla, SC: #1 of 23 inventorsTop 5%
🗺 South Carolina: #60 of 15,501 inventorsTop 1%
Overall (All Time): #34,913 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 26–50 of 64 patents

Patent #TitleCo-InventorsDate
5149837 Process for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesis Carl F. Deering, Alan Millar, Thomas N. Nanninga, Bruce D. Roth 1992-09-22
5124482 Process for trans-6-(2-substituted-pyrrol-1-yl)alkyl)pyran-2-one inhibitors of cholesterol synthesis Carl F. Deering, Alan Millar, Thomas N. Nanninga, Bruce D. Roth 1992-06-23
5103024 Process for the synthesis of (4R-cis)-1,1-dimethylethyl 6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate Allan Millar 1992-04-07
5097045 Process for trans-6-[2-(substituted-pyrrol-1-yl)alkyl]pyran-2-one inhibitors of cholesterol synthesis Carl F. Deering, Alan Millar, Thomas N. Nanninga, Bruce D. Roth 1992-03-17
5003080 Process for trans-6-(2-(substituted-pyrrol-1-yl)alkyl)pryan-2-one inhibitors of cholesterol synthesis Carl F. Deering, Alan Millar, Thomas N. Nanninga, Bruce D. Roth 1991-03-26
4960931 Gabapentin mohohydrate and a process for producing the same Barbara J. Greenman 1990-10-02
4894476 Gabapentin monohydrate and a process for producing the same Barbara J. Greenman 1990-01-16
4782071 Tetrasubstituted urea cholinergic agents David M. Lustgarten, Walter H. Moos, Anthony J. Thomas 1988-11-01
4758585 Saturated cycloalkyl (B) pyrrol-1 (2H)- acetic acid amides and derivatives thereof John G. Topliss 1988-07-19
4745123 Substituted tetrahydro-3-pyridine-carboxylic acid, ester, and amide cholinergic agents John H. Dodd, Walter H. Moos, Haile Tecle 1988-05-17
4677114 Pyrrolidone-2 derivatives and pharmaceutical compositions thereof Anthony J. Thomas 1987-06-30
4677098 Substituted dihydro-1H-pyrolizine-3,5(2H,6H)-diones Anthony J. Thomas 1987-06-30
4677112 1,2,3,4-tetrahydro-2-oxo-8-quinolineacetic and -propanoic acids and derivatives as cognition activators Michael R. Pavia, Fred M. Hershenson 1987-06-30
4638006 Amnesia reversal with N,N-dialkylaminoalkyl-hexahydro-5-oxo 1H-pyrrolizine-3-carboxamides 1987-01-20
4621097 Saturated cycloalkyl[c] pyrrole-2(1H)-acetic acid amides and derivatives thereof John G. Topliss 1986-11-04
4619937 Saturated bicyclic lactam acids and derivatives as cognition activators Yvon J. L'Italien 1986-10-28
4617310 5-oxo-2-pyrrolidinepropanoic acid derivatives and use as cognition activators 1986-10-14
4607043 Tetrahydro-3,5-dioxo-1H-pyrrolizine-7a(5H)-carboxylic acids and derivatives as cognition activators 1986-08-19
4590204 5-oxo-2,2-pyrrolidinedipropanoic acid and derivatives as cognition activators 1986-05-20
4584313 (Substituted-phenyl)-5-oxo-2-pyrrolidinepropanoic acids and esters thereof, and use for reversing electroconvulsive shock-induced amnesia Anthony J. Thomas 1986-04-22
4582909 Benzobicyclic lactam acids and derivatives as cognition activators Michael R. Pavia, Fred M. Hershenson 1986-04-15
4582838 Derivatives of dihydro-1H-pyrrolo[1,2-c]imidazol-3,5-dione as cognition activators James D. Leonard 1986-04-15
4563469 Derivatives of N-[2-(tetrahydro-3,5-dioxo-1H-pyrrolizin-7a(5H)-yl)ethyl]amine as cognition activators James D. Leonard 1986-01-07
4562195 Reversing amnesia with saturated tricyclic nitrogen-containing diones Yvon J. L'Italien 1985-12-31
4559358 5-Oxo-2-pyrrolidinepropanoic acid and derivatives for reversing electroshock amnesia 1985-12-17