OFFICIAL GAZETTE of the
                   UNITED STATES PATENT AND TRADEMARK OFFICE

May 28, 1996                      Volume 1186                      Number 4

                                   CONTENTS                        Page

Patent and Trademark Office Notices
   Patent Cooperation Treaty (PCT) Information
   Notice of Maintenance Fees Payable
   Notice of Expiration of Patents Due to Failure to Pay
      Maintenance Fee
   Patents Reinstated Due To The Acceptance of a Late
      Maintenance Fee From 3/22/96
   Patents Reinstated Due To The Acceptance of a Late
      Maintenance Fee From 3/29/96
   Patents Reinstated Due To The Acceptance of a Late
      Maintenance Fee From 4/05/96
   Reissue Applications Filed
   Requests for Reexaminations Filed
   Notice of Expiration of Trademark Registrations Due
      To Failure to Renew
   Patent Terms Extended Under 35 U.S.C.   156
   Service by Publication
   International Classification Designations
      for U.S. Design Patents
   Patent Certificates of Correction
Summary of Final Decisions
   Issued by the Trademark Trial and Appeal Board
Special Boxes for Mail
Reference Collections of U.S. Patents Available for Public Use in
   Patent Depository Libraries
Patent Examining Corps
Condition of Trademark Applications
Reexaminations
Reissue Patents Granted (35,257)
Plant Patents Granted (9,566)
Patents Granted
   General and Mechanical (5,520,704)
   Chemical (5,521,320)
   Electrical (5,522,090)
Design Patents Granted (370,330)
Index of Patentees
Indices of Reissue, Reexaminations, Design and Plant Patents
Classification of
   Patents (Including Reissues and Reexaminations)
   Designs and Plants Applications
Geographical Index of Residence of Inventors
   Patents (Including Reissues and Reexaminations)
   Designs and Plant Applications
Change of Address Form
Subscription Order Form

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