Patents by Inventor James T. Tanner, III

James T. Tanner, III 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: 5338886
    Abstract: Disclosed is a process for preparation of an aromatic thiol corresponding to the structureA-(SH)nwhereinA is a substituted or unsubstituted aromatic radical and n is 1, 2, 3, 4, 5 or 6 comprising contacting at a temperature of at least 80.degree. C. an aromatic halide corresponding to the structureA-XmwhereinA is the same as above, X is bromine oriodine and n is 1, 2, 3, 4, 5, or 6with thiourea in the presence of nickel metal.
    Type: Grant
    Filed: May 17, 1993
    Date of Patent: August 16, 1994
    Assignee: Eastman Chemical Company
    Inventors: Mark Rule, James T. Tanner, III
  • Patent number: H1669
    Abstract: A segmented copolyester-ether polymer comprises 9.5 to 33 percent by weight hard segment residues of polybutylene terephthalate and 0.5 to 67 percent by weight soft segment residues of a polyether polyol comprised of n units of residue (1) and m units of residue (2), wherein the total value of n+m is in the range 2 to 70, m/(n+m) is in the range 0.05 to 0.98, and residues (1) and (2) have the structures: ##STR1## The polyether polyol is further characterized in that at least 95 percent of the hydroxyl groups are primary hydroxyl groups.
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: July 1, 1997
    Assignee: Eastman Chemical Company
    Inventors: James C. Matayabas, Jr., James T. Tanner, III, Robert M. Finch