Patents by Inventor Richard C. Hemond

Richard C. Hemond 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).

  • Method and system for recycling materials
    Patent number: 6907432
    Abstract: A system and method is provided for recycling raw materials from a plurality waste streams generated by waste stream providers and includes a waste stream monitoring module for monitoring the plurality of waste streams and determining an amount of reusable raw materials contained in each of the plurality of waste streams. Also included is a reusable materials database for storing the amount of each of the raw materials contained in any of the plurality of waste streams. A user operating an access device communications with the reusable materials database for viewing the amount of each of said raw materials.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: June 14, 2005
    Assignee: Shipley Company, L.L.C.
    Inventors: Charles R. Szmanda, Peter Trefonas, III, Richard C. Hemond, Mark S. Thirsk, Leo L. Linehan, Anthony Zampini
  • Radiation sensitive compositions comprising polymer having acid labile groups
    Patent number: 5362600
    Abstract: The invention provides a radiation sensitive composition having a polymer binder of phenolic and cyclic alcohol units. At least a portion of the phenolic units and/or cyclic alcohol units of the polymer are bonded to acid labile groups. High solubility differentials between exposed and unexposed regions are realized with only moderate substitution of the binder with the acid labile groups.
    Type: Grant
    Filed: May 25, 1993
    Date of Patent: November 8, 1994
    Assignee: Shipley Company Inc.
    Inventors: Roger Sinta, Richard C. Hemond, David R. Medeiros, Martha M. Rajaratnam, James W. Thackeray, Dianne Canistro
  • Radiation sensitive compositions comprising polymer having acid labile groups
    Patent number: 5258257
    Abstract: The invention provides a radiation sensitive composition having a polymer binder of phenolic and cyclic alcohol units. At least a portion of the phenolic units and/or cyclic alcohol units of the polymer are bonded to acid labile groups. High solubility differentials between exposed and unexposed regions are realized with only moderate substitution of the binder with the acid labile groups.
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: November 2, 1993
    Assignee: Shipley Company Inc.
    Inventors: Roger Sinta, Richard C. Hemond, David R. Medeiros, Martha M. Rajaratnam, James W. Thackeray, Dianne Canistro