Patent Assignment Details
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Reel/Frame: | 009027/0705 | |
| Pages: | 7 |
| | Recorded: | 03/13/1998 | | |
Conveyance: | AMENDMENT TO INTELLECTUAL PROPERTY PLEDGE AGREEMENT |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/07/1988
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Application #:
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06900996
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Filing Dt:
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08/28/1986
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Title:
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METHOD FOR HEAR TREATING RAIL
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Assignee
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33 NORTH LASALLE STREET |
CHICAGO, ILLINOIS 60690 |
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Correspondence name and address
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SCHIFF HARDIN & WAITE
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LYNN E. RZONCA
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7200 SEARS TOWER
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233 S. WACKER DRIVE
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CHICAGO, IL 60606
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