Patents by Inventor Mark Rule

Mark Rule 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).

  • Selective adsorption/separation of diiodonaphthalenes
    Patent number: 4814526
    Abstract: A process for the separation of a mixture of diiodonaphthalene isomers into an adsorbed component and a non-adsorbed component by passing the mixture over a zeolite to obtain an adsorbed zeolite containing the adsorbed component, separating off the non-adsorbed component and eluting the adsorbed zeolite with a desorbent to obtain the adsorbed component.
    Type: Grant
    Filed: July 28, 1987
    Date of Patent: March 21, 1989
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, H. L. Browning, Jr.
  • Vapor phase bromination of aromatic compounds
    Patent number: 4814525
    Abstract: The process relates to a process for the vapor phase bromination of aromatic compounds in the presence of oxygen and a catalyst comprising an oxidizing metal and an inert support.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: March 21, 1989
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Donald W. Lane, Gerald C. Tustin
  • Liquid phase isomerization of iodoaromatic compounds
    Patent number: 4806698
    Abstract: The invention relates to a process for isomerizing liquid iodoaromatic compounds over an acid catalyst.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: February 21, 1989
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Gerald C. Tustin
  • Selective liquid phase disproportionation catalysts for iodoaromatics
    Patent number: 4806697
    Abstract: The invention relates to a process for isomerizing iodoaromatic compounds over a non-acidic zeolite catalyst in the liquid or gas phase in the presence of a source of iodine.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: February 21, 1989
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Gerald C. Tustin
  • Carbonylation process for preparation of aromatic carboxylic esters and an alkyl iodide
    Patent number: 4806676
    Abstract: A process for preparing an aromatic carboxylic ester and an alkyl iodide by carbonylating an aromatic iodide in the presence of an ether, a catalytic amount of a transition metal and a strong acid promoter.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: February 21, 1989
    Assignee: Eastman Kodak Company
    Inventors: Guy R. Steinmetz, Mark Rule
  • Process for the co-production of aromatic carboxylates and alkyl iodides
    Patent number: 4803296
    Abstract: A process for the co-production of aromatic carboxylic esters and alkyl iodides by the carbonylation of aromatic iodides in the presence of an ether and an iridium catalyst.
    Type: Grant
    Filed: May 11, 1988
    Date of Patent: February 7, 1989
    Assignee: Eastman Kodak Company
    Inventors: Guy R. Steinmetz, Mark Rule, Victor H. Agreda, Lanney C. Treece
  • Process for the iodination of aromatic compounds over solid catalysts
    Patent number: 4795737
    Abstract: Disclosed is a process for iodinating aromatic compounds by reacting an aromatic compound with oxygen in the presence of a catalyst containing alkaline or alkaline earth cations.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: January 3, 1989
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Gerald C. Tustin
  • Process for the preparation of copoly(arylene sulfide) with aromatic nitro compound catalyst
    Patent number: 4792600
    Abstract: A process for preparing a copoly(arylene sulfide) corresponding to the structure[(--A--S--).sub.1-x (--A--S--S--).sub.x ].sub.nwherein x is in the range of 0.5 to 0.001 by reacting a mixture of a diiodoaromatic compound and elemental sulfur in the presence of a catalytic amount of an aromatic nitro compound.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: December 20, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, David R. Fagerburg, Joseph J. Watkins
  • Process for preparing iodinated aromatic compounds
    Patent number: 4792641
    Abstract: The invention relates to a process for isomerizing and transiodinating iodoaromatic compounds over a non-acid catalyst.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: December 20, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Donald W. Lane, Thomas H. Larkins, Gerald C. Tustin
  • Process for the preparation of aryl sulfides
    Patent number: 4792634
    Abstract: A method for preparing aryl sulfides by heating an iodoaromatic compound with elemental sulfur at a temperature above about 150.degree. C.
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: December 20, 1988
    Assignee: Eastman Kodak Company
    Inventor: Mark Rule
  • Process for preparing iodinated aromatic compounds
    Patent number: 4792642
    Abstract: Disclosed is a process for iodinating aromatic compounds by reacting an aromatic compound with oxygen at low temperatures in the presence of a non-acid catalyst containing an oxidation catalyst.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: December 20, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Gerald C. Tustin, Donald L. Carver, Jerry S. Fauver
  • Oxyiodination catalyst
    Patent number: 4788355
    Abstract: Disclosed is a process for iodinating an aromatic compound over a zeolite catalyst containing a deactivation modifier selected from the group consisting of ions or salts of hydrogen, copper, zinc, cadmium, silver and mercury.
    Type: Grant
    Filed: October 16, 1987
    Date of Patent: November 29, 1988
    Assignee: Eastman Kodak Company
    Inventor: Mark Rule
  • Copoly(arylene sulfidex-disulfide)
    Patent number: 4786713
    Abstract: A copoly(arylene sulfide) corresponding to the structure[(--A--S--).sub.1-x (--A--S--S--).sub.x ].sub.nwherein x is in the range of 0.5 to 0.001 prepared by reacting a mixture of a diiodoaromatic compound and elemental sulfur.
    Type: Grant
    Filed: November 6, 1987
    Date of Patent: November 22, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, David R. Fagerburg, Joseph J. Watkins, Jerry S. Fauver
  • Process for the co-production of aromatic carboxylates and alkyl iodides
    Patent number: 4780563
    Abstract: Disclosed is a process for the co-production of aromatic carboxylic esters and alkyl iodides by the carbonylation of aromatic iodides in the presence of an ether and a palladium catalyst.
    Type: Grant
    Filed: October 19, 1987
    Date of Patent: October 25, 1988
    Assignee: Eastman Kodak Company
    Inventors: Guy R. Steinmetz, Mark Rule, Victor H. Agreda, Lanney C. Treece
  • Processes for preparing iodinated aromatic compounds
    Patent number: 4778938
    Abstract: This invention relates to a process for iodination of aromatic compounds in the presence of oxygen over a zeolite catalyst.
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: October 18, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Donald W. Lane, Thomas H. Larkins, Jr., Gerald C. Tustin
  • Process for the co-production of aromatic carboxylate and alkyl iodides
    Patent number: 4778918
    Abstract: Disclosed is a process for the co-production of aromatic carboxylic esters and alkyl iodides by the carbonylation of aromatic iodides in the presence of an ether and a rhodium catalyst.
    Type: Grant
    Filed: November 2, 1987
    Date of Patent: October 18, 1988
    Assignee: Eastman Kodak Company
    Inventors: Guy R. Steinmetz, Mark Rule, Victor H. Agreda, Lanney C. Treece
  • Low temperature oxyiodination of aromatic compounds
    Patent number: 4778939
    Abstract: The invention relates to a process for iodinating an aromatic compound which comprises reacting iodine and the aromatic compound over a non-acid catalyst, wherein the catalyst has been contacted with an alkali or alkaline earth metal salt, with a source of iodine and a source of molecular oxygen.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: October 18, 1988
    Assignee: Eastman Kodak Company
    Inventors: Gerald C. Tustin, Mark Rule
  • Process for the co-production of aromatic carboxylate and alkyl iodides
    Patent number: 4778917
    Abstract: Disclosed is a process for the co-production of aromatic carboxylic esters and alkyl iodides by the carbonylation of aromatic iodides in the presence of an ether and a ruthunium catalyst.
    Type: Grant
    Filed: November 2, 1987
    Date of Patent: October 18, 1988
    Assignee: Eastman Kodak Company
    Inventors: Guy R. Steinmetz, Mark Rule, Victor H. Agreda, Lanney C. Treece
  • Process for preparing iodinated substituted aromatic compounds
    Patent number: 4778940
    Abstract: A process for iodinating an aromatic compound in which a source of iodine is reacted with the aromatic compound in the presence of oxygen over a non-acid catalyst wherein the aromatic compound has a fluoro, chloro, bromo, iodo, hydroxy or cyano group.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: October 18, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Gerald C. Tustin, Donald W. Lane, Thomas H. Larkins
  • Processes for preparing iodinated aromatic compounds
    Patent number: 4746758
    Abstract: This invention relates to a process for iodination of aromatic compounds in the presence of oxygen over a zeolite catalyst.
    Type: Grant
    Filed: September 29, 1986
    Date of Patent: May 24, 1988
    Assignee: Eastman Kodak Company
    Inventors: Mark Rule, Donald W. Lane, Thomas H. Larkins, Jr., Gerald C. Tustin