US T926013 I4
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DEFENSIVE PULICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.6%. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.
Defensive Publication applications have not been examined as to the merits of alleged invention. The Patent Ofiice makes no assertion as to the novelty of the disclosed subject matter.
PUBLISHED SEPTEMBER 3, 1974 T926,013 DIMETHYL S-BROMOISOPHTHALATE Benjamin Thompson, 2204 Montrose Drive, Kingsport, Tenn. 37664 Filed Feb. 22, 1W4, Ser. No. 444,938 Int. Cl. C070 69/80 US. Cl. 260-475 R No Drawing. 3 Pages Specification This invention relates to dirncthyl S-bromoisophthalate, which is useful as an intermediate in the preparation of monomers, such as 5-(4-sodiosulfophenoxy) isophthalate, said monomers being used to impart basic dyeability to polyester fibers.