Patents by Inventor Barry C. Lange

Barry C. Lange 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).

  • Patent number: 5883134
    Abstract: Disclosed is a method of controlling or inhibiting the growth of microorganisms comprising introducing in, at, or on a locus an antimicrobially effective amount of an antimicrobially active nitroethene compound.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: March 16, 1999
    Assignee: Rohm and Haas Company
    Inventors: Adam Chi-Tung Hsu, Peter Osei-Gyimah, Barry C. Lange, Rhoda W. Joseph
  • Patent number: 5631209
    Abstract: This invention relates to glutarimide compounds exhibiting herbicidal activity having the structure ##STR1## wherein A is carbonyl, thiocarbonyl or methylene, A.sup.1 is carbonyl or methylene, Q is O or (CH.sub.2).sub.n where n is 0 or 1, D is CH or N and R, R.sup.1, R.sup.2, T, X, Y and Z are as defined within, compositions containing these compounds and methods of using these compounds as herbicides and algicides.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: May 20, 1997
    Assignee: Rohm and Haas Company
    Inventors: Barry C. Lange, John W. Ashmore, Jane Wissinger-Cornille, Colin M. Tice
  • Patent number: 5508417
    Abstract: This invention relates to antimicrobial compounds of formula I, II, or III ##STR1## wherein R.sub.1 and R.sub.2 are independently selected from hydrogen, halogen, or (C.sub.1 -C.sub.4)alkyl;R.sub.1 and R.sub.2 may be taken together with the carbons to which they are attached to form a 5 to 7-membered carbocyclic ring and the ring may be aromatic;R.sub.3 is hydrogen, (C.sub.1 -C.sub.8)alkyl, (C.sub.2 -C.sub.8)alkenyl, (C.sub.5 -C.sub.8)alkynyl, (C.sub.5 -C.sub.7)cycloalkyl or cycloalkenyl, phenyl or substituted phenyl, (C.sub.7 -C.sub.10)aralkyl or substituted (C.sub.7 -C.sub.10)aralkyl, or a 5 to 8-membered heteroaryl having one or more heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen;R.sub.4 is an electron-withdrawing group selected from CN, NO.sub.2, P(O)(OR.sub.7).sub.2, P(S)(OR.sub.7).sub.2, COOR.sub.6, COR.sub.6, CONHR.sub.6, SOR.sub.6, SO.sub.2 R.sub.6, where R.sub.6 is hydrogen, (C.sub.1 -C.sub.8)alkyl, phenyl or substituted phenyl, (C.sub.7 -C.sub.
    Type: Grant
    Filed: February 23, 1994
    Date of Patent: April 16, 1996
    Assignee: Rohm and Haas Company
    Inventors: Peter Osei-Gyimah, Barry C. Lange
  • Patent number: 5502027
    Abstract: This invention relates to glutarimide compounds exhibiting herbicidal activity having the structure ##STR1## wherein A is carbonyl, thiocarbonyl or methylene, Al is carbonyl or methylene, Q is O or (CH.sub.2).sub.n where n is 0 or 1, D is CH or N and R, R.sup.1, R.sup.2, T, X, Y and Z are as defined within, compositions containing these compounds and methods of using these compounds as herbicides and algicides.
    Type: Grant
    Filed: October 14, 1994
    Date of Patent: March 26, 1996
    Assignee: Rohm and Haas Company
    Inventors: Barry C. Lange, John W. Ashmore, Jane Wissinger-Cornille, Colin M. Tice
  • Patent number: 5464832
    Abstract: A thioacryloyl compound of the formula ##STR1## wherein Z is selected from the group consisting of OR, R and NR.sup.1 R.sup.2 ;R is selected from the group consisting of hydrogen; (C.sub.1 -C.sub.18)alkyl; (C.sub.1 -C.sub.8)alkenyl; (C.sub.1 -C.sub.8)haloalkynyl; 2-(5-chlorothienyl)methyl; phenyl optionally substituted with one or more substituents selected from the group consisting of halo-, (C.sub.1 -C.sub.3)alkoxy-, nitro-, and (C.sub.1 -C.sub.3)alkyl; phenacyl optionally substituted with one or more substituents selected from the group consisting of ring halo-, (C.sub.1 -C.sub.3)alkoxy-, nitro-, and (C.sub.1 -C.sub.3)alkyl; arylalkyl optionally substituted with one or more substituents selected from the group consisting of ring halo-, (C.sub.1 -C.sub.3)alkoxy-, nitro-, and (C.sub.1 -C.sub.3)alkyl;R.sup.1 and R.sup.2 are independently selected from (C.sub.1 -C.sub.8)alkyl and phenyl, or R.sup.1 and R.sup.
    Type: Grant
    Filed: December 13, 1993
    Date of Patent: November 7, 1995
    Assignee: Rohm and Haas Company
    Inventors: Peter Osei-Gyimah, Samuel E. Sherba, Barry C. Lange, Rai J. Mehta, Rhoda W. Joseph
  • Patent number: 5464622
    Abstract: A synergistic antimicrobial composition comprising 2-mercaptopyridine N-oxide, and salts thereof, and iodopropargyl butylcarbamate in a ratio to each other which exhibits synergism is disclosed.
    Type: Grant
    Filed: November 4, 1992
    Date of Patent: November 7, 1995
    Assignee: Rohm and Haas Company
    Inventors: Raj I. Mehta, Barry C. Lange, Samuel E. Sherba
  • Patent number: 5420290
    Abstract: Nitrosamine-free 3-isothiazolone biocidal compositions suitable for applications where substantial human or animal contact is anticipated, their method of use and process of preparation are disclosed.
    Type: Grant
    Filed: November 18, 1993
    Date of Patent: May 30, 1995
    Assignee: Rohm and Haas Company
    Inventors: Horst O. Bayer, Barry C. Lange, Ramesh B. Petigara
  • Patent number: 5393735
    Abstract: This invention relates to glutarimide compounds exhibiting herbicidal activity having the structure ##STR1## wherein A is carbonyl, thiocarbonyl or methylene, A.sup.1 is carbonyl or methylene, Q is O or (CH.sub.2).sub.n where n is 0 or 1, D is CH or N and R, R.sup.1, R.sup.2, T, X, Y and Z are as defined within, compositions containing these compounds and methods of using these compounds as herbicides and algicides.
    Type: Grant
    Filed: September 30, 1993
    Date of Patent: February 28, 1995
    Assignee: Rohm and Haas Company
    Inventors: Barry C. Lange, John W. Ashmore, Jane Wissinger-Cornille, Colin M. Tice
  • Patent number: 5384326
    Abstract: Girondalones of the formula I useful as microbicides ##STR1## wherein A is a residue of a dialdehyde;R.sub.1 is independently selected from the group consisting of R.sub.2 and (C.sub.1 -C.sub.18)alkyl and;R.sub.2 is ##STR2## wherein (i) X.sub.1 and X.sub.2 can be joined to form a 5 or 6 membered fused carbocyclic ring, said ring being saturated, unsaturated, or aromatic; or(ii) X.sub.1 =Cl, H, methyl, or Br; andX.sub.2 =H, Cl, or Br.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: January 24, 1995
    Assignee: Rohm and Haas Company
    Inventors: Kevin F. Gironda, Peter Osei-Gyimah, Barry C. Lange
  • Patent number: 5326899
    Abstract: A Process for producing N-alkyl iodopropargyl carbamate comprising:A. reacting a dialkyl(C.sub.1 -C.sub.3) carbonate with propargyl alcohol in the presence of a first catalyst under conditions to produce dipropargyl carbonate;B. reacting said dipropargyl carbonate with an alkyl(C.sub.1 -C.sub.6)amine, optionally in the presence of a second catalyst, to produce N-alkyl(C.sub.1 -C.sub.6) propargyl carbamate;C. reacting said N-alkyl(C.sub.1 -C.sub.6) propargyl carbamate with an iodinating agent to produce N-alkyl(C.sub.1 -C.sub.6) iodopropargyl carbamate is disclosed.
    Type: Grant
    Filed: June 14, 1993
    Date of Patent: July 5, 1994
    Assignee: Rohm and Haas Company
    Inventor: Barry C. Lange
  • Patent number: 5321151
    Abstract: Process for preparing iodopropargyl carbamate compounds comprising reacting:A. an alkyl(C.sub.1 -C.sub.6)amine;B. liquid, supercritical carbon dioxide;C. propargyl alcohol; andD. optionally a catalyst;to form N-alkyl(C.sub.1 -C.sub.6) propargyl carbamate; followed by reaction with an iodinating agent is disclosed.
    Type: Grant
    Filed: June 14, 1993
    Date of Patent: June 14, 1994
    Assignee: Rohm and Haas Company
    Inventor: Barry C. Lange
  • Patent number: 5321141
    Abstract: Antimicrobial compounds of the formula ##STR1## wherein R is hydrogen, halogen, or (C.sub.1 -C.sub.4)alkyl group;R.sub.1 is hydrogen or halogen; alternatively, R and R1 may be taken together with the carbons to which they are attached to form a 5- to 7-membered carbocyclic ring, said ring optionally being aromatic;R.sub.2 is hydrogen or (C.sub.1 -C.sub.3)alkyl group; andR3 is hydrogen, substituted or unsubstituted (C.sub.1 -C.sub.18)alkyl, substituted or unsubstituted (C.sub.2 -C.sub.18)alkenyl, substituted or unsubstituted (C.sub.2 -C.sub.18)alkynyl, substituted or unsubstituted (C.sub.4 -C.sub.8)cycloalkyl or cycloalkenyl, substituted or unsubstituted (C.sub.6 -C.sub.10)aryl or arylalkyl group are disclosed.
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: June 14, 1994
    Assignee: Rohm and Haas Company
    Inventors: Peter Osei-Gyimah, Barry C. Lange
  • Patent number: 5312827
    Abstract: Nitrosamine-free 3-isothiazolone biocidal compositions suitable for applications where substantial human or animal contact is anticipated, their method of use and process of preparation are disclosed.
    Type: Grant
    Filed: November 2, 1992
    Date of Patent: May 17, 1994
    Assignee: Rohm and Haas Company
    Inventors: Horst O. Bayer, Barry C. Lange, Ramesh B. Petigara
  • Patent number: 5302592
    Abstract: Use as microbicides of thioacryloyl compounds of the formula ##STR1## Compounds and compositions are also disclosed.
    Type: Grant
    Filed: August 16, 1993
    Date of Patent: April 12, 1994
    Assignee: Rohm and Haas Company
    Inventors: Peter Osei-Gyimah, Samuel E. Sherba, Raj J. Mehta, Barry C. Lange, Rhoda W. Joseph
  • Patent number: 5288693
    Abstract: Antimicrobial compounds of the formula ##STR1## wherein R is hydrogen, halogen or (C.sub.1 -C.sub.4)alkyl group;R.sub.1 is hydrogen or halogen; alternatively, R and R1 may be taken together with the carbons to which they are attached to form a 5- to 7-membered carbocyclic ring, said ring optionally being aromatic;R.sub.2 is hydrogen or (C.sub.1 -C.sub.3)alkyl group; andR3 is hydrogen, substituted or unsubstituted (C.sub.1 -C.sub.18)alkyl, substituted or unsubstituted (C.sub.2 -C.sub.18)alkenyl, substituted or unsubstituted (C.sub.2 -C.sub.18)alkynyl, substituted or unsubstituted (C.sub.4 -C.sub.8)cycloalkyl or cycloalkenyl, substituted or unsubstituted (C.sub.6 -C.sub.10)aryl or arylalkyl group are disclosed.
    Type: Grant
    Filed: June 25, 1993
    Date of Patent: February 22, 1994
    Assignee: Rohm and Haas Company
    Inventors: Peter Osei-Gyimah, Barry C. Lange
  • Patent number: 5252745
    Abstract: Antimicrobial compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of H, an amine protective group, and a moiety of the formula ##STR2## wherein R.sup.2, R.sup.5, and R.sup.6 are independently selected from H and an amine protective group;R.sup.3 and R.sup.4 are independently selected from H, lower alkyl, aryl, arylalkyl, CH.sub.2 OR, CH.sub.2 SR or CH(CH.sub.3)OR;R=H, propargyl lower alkyl, arylalkyl or aryl;wherein R.sup.1 and R.sup.2 or R.sup.5 and R.sup.6 can be joined to form a ring; and wherein when R.sup.1 and R.sup.2 or R.sup.5 and R.sup.6 are both H, the compound is either in free base form or in salt form.
    Type: Grant
    Filed: May 21, 1991
    Date of Patent: October 12, 1993
    Assignee: Rohm and Haas Company
    Inventors: Margaret M. Bowers-Daines, Barry C. Lange
  • Patent number: 5238908
    Abstract: This invention relates to glutaramic acids and derivatives exhibiting herbicidal activity having the structure ##STR1## wherein A is a carboxylic acid or a derivative thereof, D is CH or N, and R, R.sup.1, R.sup.2, T, X, Y, and Z are as defined within, compositions containing these compounds and methods of controlling weeds with these compounds.
    Type: Grant
    Filed: August 9, 1990
    Date of Patent: August 24, 1993
    Assignee: Rohm and Haas Company
    Inventors: Barry C. Lange, John W. Ashmore, Jane Wissinger-Cornille
  • Patent number: 5219875
    Abstract: A synergistic antimicrobial composition comprising 1,2-benzisothiazolin-3-one and iodopropargyl butylcarbamate in a ratio to each other which exhibits synergism is disclosed.
    Type: Grant
    Filed: November 27, 1990
    Date of Patent: June 15, 1993
    Assignee: Rohm and Haas Company
    Inventors: Samuel E. Sherba, Raj J. Mehta, Barry C. Lange
  • Patent number: 5209930
    Abstract: Antimicrobial compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of H, lower (C.sub.1 -C.sub.4)alkyl, alkyl aryl, CH.sub.2 OR, CH.sub.2 SR, and CH(CH.sub.3)OR; andR, R.sup.2, and R.sup.3 are independently selected from H, (C.sub.1 -C.sub.4)alkyl, aryl, arylalkyl, alkaryl, and halopropargyl.
    Type: Grant
    Filed: December 10, 1990
    Date of Patent: May 11, 1993
    Assignee: Rohm and Haas Company
    Inventors: Margaret M. Bowers-Daines, Barry C. Lange
  • Patent number: 5208057
    Abstract: A process for butchering fowl which comprises a step wherein said fowl is treated with water comprising introducing an effective amount of a bromide (for example, KBr, NH.sub.4 Br, or NaBr) and an oxidant into said water to control microorganisms. The process is especially suitable for poultry such as chicken and turkey.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: May 4, 1993
    Assignee: Rohm and Haas Company
    Inventors: David E. Greenley, Adam Chi-Tung Hsu, Barry C. Lange, Eilenn F. Warwick, Samuel E. Sherba, John S. Chapman