Patents by Inventor Allen G. Pittman

Allen G. Pittman 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).

  • Process for rapid dyeing of textiles
    Patent number: 4056354
    Abstract: Textile fibers are dyed in a dyebath containing the dye and ethylene glycol as the solvent. Generally, the dyeing is conducted at a temperature of about from 110.degree. to 165.degree. C. until the desired level of dyeing is attained. Excellent results are obtained in a very short time period, e.g., from about 2 seconds to 10 minutes.
    Type: Grant
    Filed: February 10, 1976
    Date of Patent: November 1, 1977
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Allen G. Pittman, William L. Wasley, Nelson F. Getchell
  • Terpolymers of fluoroalkyl ethers and maleic anhydride
    Patent number: 4029867
    Abstract: Fluoroalkyl allyl (or methallyl) ethers are copolymerized with maleic anhydride. The copolymer products are useful for many purposes, including application to fibrous materials to provide both soil repellency and soil releasability.
    Type: Grant
    Filed: March 22, 1974
    Date of Patent: June 14, 1977
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: William L. Wasley, Allen G. Pittman
  • Method for controlled release of fluoroketones
    Patent number: 3998620
    Abstract: A precursor polymer is provided which affords slowly available herbicidal ketones of the formula ##STR1## wherein the X terms are chlorine, fluorine or mixtures thereof.
    Type: Grant
    Filed: April 9, 1970
    Date of Patent: December 21, 1976
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Allen G. Pittman, William L. Wasley
  • Flameproofing wool textiles
    Patent number: 3936267
    Abstract: The flame resistance of wool textiles is increased by sequential application of N,N',N"-triallylphosphoramide and bromine.
    Type: Grant
    Filed: February 27, 1975
    Date of Patent: February 3, 1976
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: William L. Wasley, Allen G. Pittman
  • Process for setting textiles
    Patent number: 3932124
    Abstract: Wool or other protein textiles are provided with a durable set by arranging them in a predetermined pattern, and while constrained in such pattern contacting them with a hydroxylic liquid--i.e., ethylene glycol, propylene glycol, glycidol, glycerol, or diethylene glycol--under controlled conditions of time and temperature.
    Type: Grant
    Filed: September 9, 1974
    Date of Patent: January 13, 1976
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: William L. Wasley, Allen G. Pittman
  • Preparation of stretchable wool textiles
    Patent number: 3932125
    Abstract: Wool textiles of enhanced stretch properties are prepared by contacting the textile with a hydroxylic liquid, i.e., ethylene glycol, propylene glycol, glycidol, glycerol, or diethylene glycol, under controlled conditions of time and temperature.
    Type: Grant
    Filed: January 24, 1974
    Date of Patent: January 13, 1976
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: William L. Wasley, Allen G. Pittman