US 5135791 B2

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for producing a polymeric material that exhibits improved properties.
gptkbp:applicationNumber 07/646,123
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy US 6000000 A
gptkbp:claims 20
gptkbp:coInventor gptkb:Alice_Johnson
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention polymer science
gptkbp:filingDate 1991-01-31
gptkbp:firstClaim A method for producing a polymeric material comprising...
gptkbp:grantDate 1992-08-04
https://www.w3.org/2000/01/rdf-schema#label US 5135791 B2
gptkbp:internationalClassification C08L 23/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueFeePaid true
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:patentNumber 5135791
gptkbp:patentType utility
gptkbp:priorityDate 1990-01-31
gptkbp:relatedTo gptkb:US_5123456_A
gptkbp:title Method for producing a polymeric material