Patents Assigned to Richardson-Merrell Inc.
  • Patent number: 4215130
    Abstract: Therapeutic antihypertensive compositions containing N-(2,6-dichlorophenyl)-4,5-dihydro-1H-imidazol-2-amine and N-(2-chloroethyl)-N-(1-methyl-2-phenoxyethyl)benzenemethanamine or their non-toxic, pharmaceutically acceptable salts are described as well as a method of reducing blood pressure in mammals.
    Type: Grant
    Filed: May 31, 1977
    Date of Patent: July 29, 1980
    Assignee: Richardson-Merrell Inc.
    Inventor: Albert Sjoerdsma
  • Patent number: 4208516
    Abstract: Novel 7-(1,3-dithiolan-2-imino)-.DELTA..sup.2 -cephalosporanic acid derivatives are described which possess useful antibacterial properties.
    Type: Grant
    Filed: March 12, 1979
    Date of Patent: June 17, 1980
    Assignee: Richardson-Merrell Inc.
    Inventors: Boyd L. Harrison, Joseph E. Dolfini
  • Patent number: 4206305
    Abstract: Novel 7-(1,3-dithiolan-2-imino)cephalosporin derivatives are described which are particularly useful for their antibacterial properties.
    Type: Grant
    Filed: March 12, 1979
    Date of Patent: June 3, 1980
    Assignee: Richardson-Merrell Inc.
    Inventors: Boyd L. Harrison, Joseph E. Dolfini
  • Patent number: 4206125
    Abstract: Derivatives of 5-[2-[(2,3-dihydro-1,4-benzodioxan-2-ylmethyl)amino]-1-hydroxyethyl]-2-hyd roxybenzoic acid are prepared which are useful for their blocking action on .alpha. and .beta.-adrenergic receptors. In addition, these compounds are useful as antihypertensive agents.
    Type: Grant
    Filed: May 4, 1979
    Date of Patent: June 3, 1980
    Assignee: Richardson-Merrell Inc.
    Inventor: J. Martin Grisar
  • Patent number: 4206119
    Abstract: Novel 6-(1,3-dithiolan-2-imino)penicillanic acid derivatives are described which are particularly useful for their antibacterial properties.
    Type: Grant
    Filed: March 12, 1979
    Date of Patent: June 3, 1980
    Assignee: Richardson-Merrell Inc.
    Inventors: Boyd L. Harrison, Joseph E. Dolfini
  • Patent number: 4200755
    Abstract: Derivatives of 2-hydroxy-5-[1-hydroxy-2-[4-(2-oxo-1-benzimidazolinyl)piperidino]ethyl]ben zoic acid are prepared which are useful for their blocking action on .alpha. and .beta.-adrenergic receptors. In addition, these compounds are useful for their spasmolytic and anti-hypertensive activity.
    Type: Grant
    Filed: May 4, 1979
    Date of Patent: April 29, 1980
    Assignee: Richardson-Merrell Inc.
    Inventors: J. Martin Grisar, George P. Claxton
  • Patent number: 4192895
    Abstract: Compounds of the following general structure are useful as antirhinovirus agents: ##STR1## wherein Y is a bond, oxygen or divalent sulfur; R is a straight or branched hydrocarbon chain having from 6 to 20 carbon atoms and is saturated or unsaturated having from 1 to 4 double bonds when R has from 10 to 20 carbon atoms and 1 or 2 double bonds when R has from 6 to 9 carbon atoms; and R.sub.1 is hydrogen or a straight or branched alkyl group of from 1 to 4 carbon atoms.
    Type: Grant
    Filed: July 31, 1978
    Date of Patent: March 11, 1980
    Assignee: Richardson-Merrell Inc.
    Inventor: Roger A. Parker
  • Patent number: 4191828
    Abstract: 2-(2,2-Dicyclohexylethyl)piperidine is prepared via the catalytic hydrogenation of 2-(2,2-diphenylethenyl)pyridine in a single step. High yields are obtained using a rhodium supported catalyst.
    Type: Grant
    Filed: April 14, 1976
    Date of Patent: March 4, 1980
    Assignee: Richardson-Merrell Inc.
    Inventors: Stephen W. Horgan, Frank P. Palopoli, David L. Wenstrup
  • Patent number: 4189492
    Abstract: Therapeutic antihypertensive compositions containing 2-[1-(2,6-dichlorophenoxy)ethyl]-4,5-dihydro-1H-imidazole and N-(2-chloroethyl)-N-(1-methyl-2-phenoxyethyl)benzenemethanamine or their non-toxic, pharmaceutically acceptable salts are described as well as a method of reducing blood pressure in mammals.
    Type: Grant
    Filed: May 31, 1977
    Date of Patent: February 19, 1980
    Assignee: Richardson-Merrell Inc.
    Inventor: Albert Sjoerdsma
  • Patent number: 4187319
    Abstract: Substituted benzaldehydes of the following general structure are useful as hypolipidemic agents: ##STR1## wherein Y is selected from oxygen and divalent sulfur; R is selected from a straight or branched saturated hydrocarbon chain having from 10 to 20 carbon atoms and a straight or branched unsaturated hydrocarbon chain having from 10 to 20 carbon atoms and from 1 to 4 double bonds.
    Type: Grant
    Filed: June 2, 1977
    Date of Patent: February 5, 1980
    Assignee: Richardson-Merrell Inc.
    Inventors: Thomas R. Blohm, J. Martin Grisar, Roger A. Parker
  • Patent number: 4180583
    Abstract: Novel compounds useful as antihistamine agents, antiallergy agents, and bronchodilators are represented by the following formula ##STR1## wherein R and R.sup.1 each represent hydrogen; or R and R.sup.1 taken together form a second bond between the carbon atoms bearing R and R.sup.1 ; n is a positive whole integer of from 1 to 3; Y represents --CH.dbd.CH--, or ##STR2## with the proviso that when each of R and R.sup.1 represents hydrogen, Y represents --CH.dbd.CH, and when Y represents --CH.dbd.CH, n is equal to 1 or 2; and Z represents thienyl, phenyl, or substituted phenyl wherein the substituents on the substituted phenyl may be attached at the ortho, meta, or para positions of the phenyl ring and are selected from halogen, a straight or branched lower alkyl chain of from 1 to 4 carbon atoms, a lower alkoxy group of from 1 to 4 carbon atoms, di(lower)-alkylamino, or a saturated monocyclic heterocyclic group such as pyrrolidino, piperidino, morpholino, or N-(lower)-alkylpiperazino.
    Type: Grant
    Filed: April 3, 1978
    Date of Patent: December 25, 1979
    Assignee: Richardson-Merrell Inc.
    Inventors: Albert A. Carr, C. Richard Kinsolving
  • Patent number: 4180559
    Abstract: A coated 1-(2-chlorodibenzo[b,f]oxepin-10-yl)-4-methylpiperazine composition, suitable for pharmaceutical use.
    Type: Grant
    Filed: December 1, 1978
    Date of Patent: December 25, 1979
    Assignee: Richardson-Merrell Inc.
    Inventor: Harold E. Huber
  • Patent number: 4172941
    Abstract: Novel 7-[2-[.omega.-(1,3-dithiolan-2-imino)substituted]-acetylamino]cephalospora nic acid derivatives are described having useful antibacterial activity.
    Type: Grant
    Filed: May 12, 1978
    Date of Patent: October 30, 1979
    Assignee: Richardson-Merrell Inc.
    Inventors: Boyd L. Harrison, Joseph E. Dolfini
  • Patent number: 4169897
    Abstract: Novel bis-basic ethers of 9-substituted phenanthrene and related 10-oxa and 10-aza derivatives, their method of preparation and their use as pharmaceutical agents for the prevention and inhibition of viral infections are disclosed.
    Type: Grant
    Filed: November 11, 1976
    Date of Patent: October 2, 1979
    Assignee: Richardson-Merrell Inc.
    Inventors: Donald R. Meyer, Arthur D. Sill, Paul L. Tiernan
  • Patent number: 4153235
    Abstract: Compounds possessing hypoglycemic, hypotensive, anti-inflammatory, anticoagulant and diuretic acitivity are represented by compounds of the following formula ##STR1## wherein Y is thienyl, cycloalkyl of from 5 to 7 carbon atoms, phenyl or substituted phenyl in which case the substituents on the substituted phenyl are selected from halogen, such as fluorine, chlorine, bromine or iodine, lower alkyl of from 1 to 4 carbon atoms and lower alkoxy of from 1 to 4 carbon atoms; Z is hydrogen or hydroxy; R is hydrogen, lower alkyl of from 1 to 4 carbon atoms, phenyl or benzyl; R.sup.1 is hydrogen, lower alkyl of from 1 to 4 carbon atoms or halogen, such as chlorine, fluorine, bromine or iodine; m is from 3 to 6; and n is from 3 to 11. Pharmaceutical compositions of these compounds and their use are also disclosed.
    Type: Grant
    Filed: February 14, 1978
    Date of Patent: May 8, 1979
    Assignee: Richardson-Merrell Inc.
    Inventors: Johann M. Grisar, Thomas R. Blohm, Edward M. Roberts
  • Patent number: 4146624
    Abstract: Antiviral compositions and methods of inhibiting or inactivating viruses by administering to hosts an effective quantity of an active ingredient are disclosed herein. The active ingredients are those compounds having the formula ##STR1## wherein A is a straight or branched alkylene chain of from 1 to 6 carbon atoms and each Y is the group(A) ##STR2## wherein R.sup.1 and R.sup.2 are each individually selected from hydrogen, lower alkyl of from 1 to 4 carbon atoms, cycloalkyl of from 3 to 6 carbon atoms, alkenyl of from 3 to 6 carbon atoms and having the vinyl unsaturation in other than the 1-position of the alkenyl group; or(B) ##STR3## wherein n is a whole integer of 4, 5 or 6 and R.sup.3 is hydrogen, lower alkyl of from 1 to 4 carbon atoms, phenyl or benzyl and can be attached to any one of the carbon atoms of the heterocyclic group; or(C) ##STR4## wherein X is oxygen or N--R.sup.4 and R.sup.
    Type: Grant
    Filed: September 14, 1970
    Date of Patent: March 27, 1979
    Assignee: Richardson-Merrell Inc.
    Inventors: William L. Albrecht, Robert W. Fleming
  • Patent number: 4146623
    Abstract: Substituted furoic acids and esters and pharmaceutically acceptable salts thereof of the following general structure are useful as hypolipidemic agents: ##STR1## wherein Y represents oxygen or divalent sulfur; R represents a straight or branched alkyl chain containing from 10 to 20 carbon atoms and may be saturated or may be unsaturated containing from 1 to 4 double bonds; R.sup.1 represents hydrogen, straight or branched lower alkyl of from 1 to 6 carbon atoms, benzyl, phenethyl, pyridylmethyl, alkane-poly-yl containing from 3 to 6 carbon atoms, 1,2,3,4,5,6-cyclohexanehexayl, or Z; Z represents ##STR2## wherein n is an integer of 2 or 3; R.sup.2 represents straight or branched lower alkyl of from 1 to 4 carbon atoms, or acyl; R.sup.3 represents hydrogen or straight or branched lower alkyl of from 1 to 4 carbon atoms with the proviso that when R.sup.3 is hydrogen, R.sup.2 is acyl; or when R.sup.2 is other than acyl, R.sup.2 and R.sup.
    Type: Grant
    Filed: April 24, 1978
    Date of Patent: March 27, 1979
    Assignee: Richardson-Merrell Inc.
    Inventor: Roger A. Parker
  • Patent number: 4139617
    Abstract: The present invention concerns derivatives of 19-oxygenated-androst-5-enes which are useful in the enhancement of libido and related psychic attitudes.
    Type: Grant
    Filed: February 7, 1977
    Date of Patent: February 13, 1979
    Assignee: Richardson-Merrell Inc.
    Inventors: Joyce F. Grunwell, Vladimir Petrow
  • Patent number: 4138397
    Abstract: New 6-(2,3-dihydro-5-benzofuranyl)acetamido penicillin compounds are described which are useful as antibacterial agents.
    Type: Grant
    Filed: February 27, 1978
    Date of Patent: February 6, 1979
    Assignee: Richardson-Merrell Inc.
    Inventor: Ekkehard H. Bohme
  • Patent number: D253454
    Type: Grant
    Filed: October 11, 1977
    Date of Patent: November 20, 1979
    Assignee: Richardson-Merrell Inc.
    Inventor: W. Horton Earle