US 5,000,020 B2

GPTKB entity

Statements (37)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in industrial processes.
gptkbp:applicationNumber 07/407,123
gptkbp:applicationPublication March 19, 1991
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_6,123,456_B1
gptkbp:claims 20
gptkbp:coInventor gptkb:Alice_Johnson
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention industrial processes
gptkbp:filingDate September 14, 1989
gptkbp:firstAwarded October 1, 2023
gptkbp:firstClaim A method for improving efficiency.
https://www.w3.org/2000/01/rdf-schema#label US 5,000,020 B2
gptkbp:internationalClassification B01J 19/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issuedOn March 19, 1991
gptkbp:issueFeePaid $1,500
gptkbp:legalStatus granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee $1,000
gptkbp:patentAbstract This patent describes a method for improving efficiency in industrial processes.
gptkbp:patentCitation US_4,500,000
gptkbp:patentClassification CPC B01J 19/00
gptkbp:patentExpiration March 19, 2011
gptkbp:patentFamily US_5,000,020_B2_family
gptkbp:patentInventor 20 years
gptkbp:patentNumber 5,000,020
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentType utility
gptkbp:priorityDate September 14, 1989
gptkbp:publicationNumber US_5,000,020
gptkbp:relatedPatent gptkb:US_5,000,021_B2
gptkbp:status active
gptkbp:title Method for improving efficiency of a process