LAPORTE INDUSTRIES LIMITED
Patent Owner
Stats
- 4 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 30, 2000 most recent publication
Details
- 4 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 351 Total Citation Count
- Feb 15, 1978 Earliest Filing
- 28 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5800716 Processes for the treatment of acidic liquors and for the production of commercial products therebyExpiredJul 17, 96Sep 01, 98[C02F]
5571379 Colloidal composition and its use in the production of paper and paperboardExpiredJun 07, 95Nov 05, 96[D21H]
5218132 Removal of benzopyrene from edible oils using an activated carbonized adsorbentExpiredJul 31, 91Jun 08, 93[C11B]
5015334 Colloidal composition and its use in the production of paper and paperboardExpiredSep 22, 89May 14, 91[D21H]
4804494 Wood preservative compositions and a process for their productionExpiredApr 23, 87Feb 14, 89[C09K, A01N, C01G]
4622214 Method for the preparation of crystalline molecular sieve materials wherein the organic template is an enantiomerExpiredNov 08, 85Nov 11, 86[C01B]
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