Patents by Inventor Adma S. Ross

Adma S. Ross has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Esters of cephalosporin derivitives
    Patent number: 4914091
    Abstract: Adamantane 1 carbonyloxymethyl 7.beta.-[2-(2-aminothiazol-4-yl)-(Z)-2-methoxyiminoacetamido]-3-[(1,2,3-th iadiazol-5 yl)-thiomethyl]ceph-3-em-4 carboxylate is disclosed. It and other esters are used as orally administered anti bacterials".
    Type: Grant
    Filed: April 2, 1984
    Date of Patent: April 3, 1990
    Assignee: American Cyanamid Company
    Inventors: William V. Curran, Adma S. Ross
  • Cephalosporanic acid derivatives
    Patent number: 4404376
    Abstract: 7-acetamidocephalosporins are disclosed herein which are substituted at position 3 of the cephalosporin nucleus with the group ##STR1## wherein R.sub.2 is selected from the group hydrogen, amino, C.sub.1 to C.sub.6 alkylamino and di-C.sub.1 to C.sub.6 alkylamino and R.sub.3, R.sub.4 and R.sub.5 are the same or different and are selected from the group hydrogen, hydroxy, C.sub.1 to C.sub.6 alkyl, C.sub.1 to C.sub.6 alkoxy, trifluoromethyl, phenyl, substituted phenyl, heterocyclic aryl, and R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 taken together are the moiety --CH.sub.2 (CH.sub.2).sub.2 CH.sub.2 --.
    Type: Grant
    Filed: April 12, 1982
    Date of Patent: September 13, 1983
    Assignee: American Cyanamid Company
    Inventors: James H. Boothe, Adma S. Ross
  • Cephalosporanic acid derivatives
    Patent number: 4404375
    Abstract: 7-acetamidocephalosporins are disclosed herein which are substituted at position 3 of the cephalosporin nucleus with the group ##STR1## wherein R.sub.2 is selected from the group hydrogen, amino, C.sub.1 to C.sub.6 alkylamino and di-C.sub.1 to C.sub.6 alkylamino and R.sub.3, R.sub.4 and R.sub.5 are the same or different and are selected from the group hydrogen, hydroxy, C.sub.1 to C.sub.6 alkyl, C.sub.1 to C.sub.6 alkoxy, trifluoromethyl, phenyl, substituted phenyl, heterocyclic aryl, and R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 taken together are the moiety --CH.sub.2 (CH.sub.2).sub.2 CH.sub.2 --.
    Type: Grant
    Filed: April 12, 1982
    Date of Patent: September 13, 1983
    Assignee: American Cyanamid Company
    Inventors: James H. Boothe, Adma S. Ross
  • Cephalosporanic acid derivatives
    Patent number: 4404374
    Abstract: 7-acetamidocephalosporins are disclosed herein which are substituted at position 3 of the cephalosporin nucleus with the group ##STR1## wherein R.sub.2 is selected from the group hydrogen, amino, C.sub.1 to C.sub.6 alkylamino and di-C.sub.1 to C.sub.6 alkylamino and R.sub.3, R.sub.4 and R.sub.5 are the same or different and are selected from the group hydrogen, hydroxy, C.sub.1 to C.sub.6 alkyl, C.sub.1 to C.sub.6 alkoxy, trifluoromethyl, phenyl, substituted phenyl, heterocyclic aryl, and R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 taken together are the moiety --CH.sub.2 (CH.sub.2).sub.2 CH.sub.2 --.
    Type: Grant
    Filed: April 12, 1982
    Date of Patent: September 13, 1983
    Assignee: American Cyanamid Company
    Inventors: James H. Boothe, Adma S. Ross
  • 7-Beta-[alpha-syn-methoxyimino-alpha-(2-aminothiazol-4-yl)-aceta mido]-3-[(1,2,3-thiadiazol-5-ylthio)methyl]-3-cephem-4-carboxylic acid and C.sub.1 -C.sub.6 alkyl derivatives thereof
    Patent number: 4399132
    Abstract: 7-Beta-[alpha-syn-methoxyimino-alpha-(2-aminothiazol-4-yl)acetamido]-3-[(1, 2,3-thiadiazol-5-ylthio)methyl]-3-cephem-4-carboxylic acid and C.sub.1 -C.sub.6 alkyl derivatives thereof, useful as antibacterial agents.
    Type: Grant
    Filed: July 8, 1981
    Date of Patent: August 16, 1983
    Assignee: American Cyanamid Company
    Inventors: William V. Curran, Adma S. Ross
  • Cephalosporanic acid derivatives
    Patent number: 4336375
    Abstract: 7-acetamidocephalosporins are disclosed herein which are substituted at position 3 of the cephalosporin nucleus with the group ##STR1## wherein R.sub.2 is selected from the group hydrogen, amino, C.sub.1 to C.sub.6 alkylamino and di-C.sub.1 to C.sub.6 alkylamino and R.sub.3, R.sub.4 and R.sub.5 are the same or different and are selected from the group hydrogen, hydroxy, C.sub.1 to C.sub.6 alkyl, C.sub.1 to C.sub.6 alkoxy, trifluoromethyl, substituted phenyl heterocyclic aryl and R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 taken together are the moiety --CH.sub.2 (CH.sub.2).sub.2 CH.sub.2 --.
    Type: Grant
    Filed: April 30, 1980
    Date of Patent: June 22, 1982
    Assignee: American Cyanamid Company
    Inventors: James H. Booth, Adma S. Ross
  • 3-Chromonecarboxamido derivatives of penicillins
    Patent number: 4159268
    Abstract: This disclosure describes compounds of the class of 6-[D-.alpha.-(substituted-chromone-3-carboxamido)phenylacetamido]-penicill anic acids which possess antimicrobial activity.
    Type: Grant
    Filed: March 24, 1978
    Date of Patent: June 26, 1979
    Assignee: American Cyanamid Company
    Inventors: William V. Curran, Adma S. Ross