US 5000022 A

GPTKB entity

Properties (66)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a specific industrial process.
gptkbp:applicationDate 1989-06-30
gptkbp:applicationNumber 07/367,123
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US 6000000 A
gptkbp:claims 10
gptkbp:class Method and apparatus for processing materials
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2011-03-19
gptkbp:fieldOfInvention Industrial Processes
gptkbp:fieldOfUse Manufacturing
gptkbp:filingDate 1989-06-30
https://www.w3.org/2000/01/rdf-schema#label US 5000022 A
gptkbp:internationalClassification B01J 19/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1991-03-19
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
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gptkbp:patentFamily US 5000022 A, US 6000000 A, US 7000000 A
gptkbp:patentNumber 5000022
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1988-06-30
gptkbp:publications A
gptkbp:relatedTo gptkb:US_5000021_A
gptkbp:status Active
gptkbp:subclass Process for improving efficiency
gptkbp:technology Chemical_Engineering
gptkbp:title Method for improving efficiency of a process