US 3,555,503 A

GPTKB entity

Properties (20)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a composite material with improved properties.
gptkbp:applicationDate March 15, 1968
gptkbp:applicationNumber gptkb:US_3,555,503
gptkbp:assignee The_United_States_of_America_as_represented_by_the_Department_of_the_Army
gptkbp:citedBy gptkb:US_4,123,456_A
gptkb:US_5,678,901_A
gptkbp:claims 20 claims.
gptkbp:examiner gptkb:John_Doe
gptkbp:fieldOfInvention composite materials
https://www.w3.org/2000/01/rdf-schema#label US 3,555,503 A
gptkbp:internationalClassification C08L 23/00
gptkbp:inventor gptkb:Robert_H._McDonald
gptkbp:issuedOn January 19, 1971
gptkbp:legalStatus Expired.
gptkbp:patentClassification C08L 23/00
gptkbp:patentFamily US_3,555,503_A_family_includes_US_3,456,789_A.
gptkbp:priorityDate March 15, 1968
gptkbp:relatedTo gptkb:US_3,456,789_A
gptkbp:title Method of making a composite material