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WR Grace and Co

WR Grace a

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3225766A	Method of making absorbable surgical sutures from poly beta…	Expired / Lapsed	1962-03-26	1965-12-28	2	Details
US3093448A	Encapsulation of electrical components and other articles	Expired / Lapsed	1959-11-25	1963-06-11	2	Details
US3044942A	Process for preparing poly-beta-hydroxybutyric acid	Expired / Lapsed	1960-09-27	1962-07-17	2	Details
US3036959A	Process for preparing poly-beta-hydroxy-butyric acid	Expired / Lapsed	1960-09-26	1962-05-29	2	Details