Patents by Inventor Kasturi Srinivasachar

Kasturi Srinivasachar 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).

  • Protein crosslinking reagents cleavable within acidified intracellular vesicles
    Patent number: 5066490
    Abstract: Crosslinking reagents for amino group-containing compounds are provided, which crosslinkers can be cleaved under mildly acidic conditions. The crosslinkers can be used to crosslink biologically active substances to be delivered to the cells, wherein the crosslinker will be cleaved in the mildly acidic conditions within the cell.
    Type: Grant
    Filed: June 1, 1988
    Date of Patent: November 19, 1991
    Assignee: The United States of America as represented by the Secretary of the Department of Health & Human Services
    Inventors: David M. Neville, Jr., Kasturi Srinivasachar
  • Substituted 2,3-naphthalenedicarboxaldehydes
    Patent number: 4723022
    Abstract: A new class of substituted 2,3-naphthalenedicarboxaldehydes (NDA) is disclosed. Such compounds are of the formula: ##STR1## wherein one or more of R.sub.1 -R.sub.8 are various substituting groups. The above compounds react, in the presence of cyanide ion, with compounds containing primary amino groups to form adducts which exhibit a high fluorescent yield and thus are readily detected and measured by fluorometric assaying techniques.
    Type: Grant
    Filed: March 10, 1986
    Date of Patent: February 2, 1988
    Assignee: Oread Laboratories, Inc.
    Inventors: Richard S. Givens, Robert G. Carlson, Kasturi Srinivasachar, Takeru Higuchi, Osborne S. Wong, Takeru Higuchi