Patents by Inventor Johny C. Hermans

Johny C. Hermans 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).

  • Bispiperazido phosphorus compounds
    Patent number: 4281128
    Abstract: Compounds useful as lube oil additives are prepared by reaction of phosphorus halides and piperazine derivatives.
    Type: Grant
    Filed: November 18, 1977
    Date of Patent: July 28, 1981
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus acid esters
    Patent number: 4191826
    Abstract: Compounds useful as lube oil additives are prepared by reaction of phosphorus halides and piperazine derivatives.
    Type: Grant
    Filed: March 27, 1978
    Date of Patent: March 4, 1980
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4182792
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 23, 1978
    Date of Patent: January 8, 1980
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4180641
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 26, 1978
    Date of Patent: December 25, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4180653
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 23, 1978
    Date of Patent: December 25, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4176226
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 23, 1978
    Date of Patent: November 27, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4175179
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 22, 1978
    Date of Patent: November 20, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4175180
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 19, 1978
    Date of Patent: November 20, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4175172
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 22, 1978
    Date of Patent: November 20, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4175174
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 19, 1978
    Date of Patent: November 20, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4175178
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 16, 1978
    Date of Patent: November 20, 1979
    Assignee: s.a. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispierazido phosphorus polyamides
    Patent number: 4172935
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 26, 1978
    Date of Patent: October 30, 1979
    Assignee: S.A Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4165424
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazide with a reactive derivative of an acid.
    Type: Grant
    Filed: June 15, 1978
    Date of Patent: August 21, 1979
    Assignee: S.A. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Lubricating compositions containing bispiperazido phosphorus and trispiperazido phosphorus compounds
    Patent number: 4142979
    Abstract: Compounds useful as lube oil additives are prepared by reaction of phosphorus halides and piperazine derivatives.
    Type: Grant
    Filed: November 18, 1977
    Date of Patent: March 6, 1979
    Assignee: S.A. Texaco Belgium N.V.
    Inventor: Johny C. Hermans
  • Bispiperazido phosphorus polyamides
    Patent number: 4098768
    Abstract: Novel polymers, useful as films or filaments, are prepared as by the reaction of a bispiperazidophosphosphorus compound with a reactive derivative of an acid.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: July 4, 1978
    Assignee: S.A. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Certain bispiperazido phosphorus compounds
    Patent number: 4081445
    Abstract: Compounds useful as lube oil additives are prepared by reaction of phosphorus halides and piperazine derivatives.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: March 28, 1978
    Assignee: S.A. Texaco Belgium n.v.
    Inventor: Johny C. Hermans
  • Novel process
    Patent number: 4072633
    Abstract: Polymers, particularly useful as flame-proofing agents, are prepared by the reaction of a bis-epoxide with a phosphorus-containing bispiperazide.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: February 7, 1978
    Assignee: S.A. Texaco Belgium N.V.
    Inventor: Johny C. Hermans
  • Novel polyureas prepared by reaction of a diamine with a diisocyanate or a diisothiocyanate
    Patent number: 4048106
    Abstract: Polyureas containing phosphorus are prepared by the reaction of a diisocyanate or a diisothiocyanate with a diamine. In a typical reaction, phenyl bispiperazidophosphate is reacted with tolylene -2,4-diisocyanate to yield a polyurea product which may be cast into a non-burning, flexible film.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: September 13, 1977
    Assignee: S.A. Texaco Belgium n.v.
    Inventor: Johny C. Hermans