OFFICIAL GAZETTE of the
                 UNITED STATES PATENT AND TRADEMARK OFFICE

April 11, 1995                   Volume 1173                        Number 2

                                   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
   Errata
   Notification of Acceptance of Delayed Payment of
      Maintenance Fee
   Reissue Applications Filed
   Requests for Reexaminations Filed
   Notice of Expiration of Trademark Registrations Due To
      Failure to Renew
   Errata
   Errata
   Dedication
   Disclaimers
   Disclaimers and Dedications
   Patents Available for License or Sale
   Registration to Practice
   Registration to Practice
   Department of Commerce Patent Appeal and Interference Practice
   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 (34,904)
Plant Patents Granted (9,106)
Patents Granted
   General and Mechanical (5,405,411)
   Chemical (5,406,019)
   Electrical (5,406,644)
Design Patents Granted (357,336)
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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   Change of Address for Patent Applications
   THE OFFICIAL GAZETTE (PATENT SECTION), issued weekly.
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   THE OFFICIAL GAZETTE (TRADEMARK SECTION), issued weekly.
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   PATENT AND TRADEMARK OFFICE NOTICES, issued weekly.
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   GENERAL INFORMATION concerning PATENTS. Stock No. 003-004-00661-7


   COPIES OF PATENTS are furnished by the Patent and Trademark Office at $3.00
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Address orders to the Commissioner of Patents and Trademarks,  Washington,
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