Patents by Inventor Wilbur F. Evans

Wilbur F. Evans 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).

  • Growth regulation process
    Patent number: 4374661
    Abstract: A growth regulation process involving certain phosphonic acid compounds having the general formula: ##STR1## The growth regulation process of the present invention relates mainly, though not entirely, to the inducement of an ethylene response or ethylene-type response in plants and part thereof including, but not limited to, stems, roots, leaves, flowers, buds, and harvested as well as unharvested fruit.The method of the present invention produces a wide variety of plant growth responses including:1. Increasing yields2. Auxin activity3. Inhibition of terminal growth, control of apical dominance, increase in branching and increase in tillering4. Changing bio-chemical composition of plant or portions thereof5. Abscission of foliage, flowers and fruit6. Hastening ripening and color promotion in fruit7. Increasing flowering and fruiting8. Abortion or inhibition of flowering and seed development9. Prevention of lodging10. Stimulation of seed germination and breaking of dormancy11. Resistance to freeze injury12.
    Type: Grant
    Filed: October 24, 1969
    Date of Patent: February 22, 1983
    Assignee: Union Carbide Corporation
    Inventors: Charles D. Fritz, Wilbur F. Evans, Anson R. Cooke
  • Method for controlling apical dominance
    Patent number: 4352689
    Abstract: A method for controlling apical dominance which comprises applying to the plant an effective amount, ranging between about 0.1 lb. and about 16 lbs. per acre of plants being treated, of 2-chloroethylphosphonic acid.
    Type: Grant
    Filed: January 28, 1972
    Date of Patent: October 5, 1982
    Assignee: Union Carbide Corporation
    Inventors: Charles D. Fritz, Wilbur F. Evans, Anson R. Cooke
  • Method for the inhibition of plant growth
    Patent number: 4240819
    Abstract: A method for the inhibition of plant growth which comprises applying thereto an effective amount of 2-chloroethylphosphonic acid.
    Type: Grant
    Filed: January 28, 1972
    Date of Patent: December 23, 1980
    Assignee: Union Carbide Agricultural Products, Inc.
    Inventors: Charles D. Fritz, Wilbur F. Evans, Anson R. Cooke