Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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06/07/1983
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Application #:
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06268591
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Filing Dt:
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05/29/1981
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Inventor:
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ALLAN S. CLAPPERTON
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Title:
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METHOD OF WATERPROOFING ROOFS AND THE LIKE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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62 WHITTEMORE AVE. |
CAMBRIDGE 40, MASSACHUSETTS |
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W. L. BAKER |
PAT. DEPT., W. R. GRACE & CO. |
62 WHITTEMORE AVE. |
CAMBRIDGE, MA 02140 |
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Assignment:
2
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MERGER (SEE DOCUMENT FOR DETAILS).
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55 HAYDEN AVE. |
LEXINGTON, MASSACHUSETTS 02173 |
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WILLIAM L. BAKER |
55 HAYDEN AVENUE |
LEXINGTON, MA 02173 |
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