×

Compositions for sustained release of a gas

  • US 6,046,243 A
  • Filed: 05/19/1997
  • Issued: 04/04/2000
  • Est. Priority Date: 02/12/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. A compound having the formula ##STR26## wherein G has the formula ##STR27## wherein each R is individually selected from hydrogen, hydroxy, alkyl, alkenyl, or --OC(O)R'"'"';

  • R'"'"' is a C4 to C27 alkyl or C4 to C27 alkenyl;

    x is an integer from 1 to 30;

    y is an integer from 0 to 30; and

    z is an integer from 0 to 30.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×