US 5,000,141 B1

GPTKB entity

Statements (45)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a specific process.
gptkbp:applicationNumber 07/537,123
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:United_States
gptkbp:citedBy US_5,123,456
gptkbp:claims 10
gptkbp:class B01J 19/00
gptkbp:country gptkb:United_States
gptkbp:documentType Patent Document
gptkbp:examinationType Substantive Examination
gptkbp:expirationDate 2011-03-19
gptkbp:fieldOfInvention Industrial Processes
gptkbp:filingDate 1990-06-29
https://www.w3.org/2000/01/rdf-schema#label US 5,000,141 B1
gptkbp:internationalClassification C01B 3/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1991-03-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Required
gptkbp:patentAbstract A method for improving process efficiency.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkbp:patentCitation US_4,321,654
gptkbp:patentClaim Claims defining the invention.
gptkbp:patentClassification Chemical_Engineering
gptkbp:patentDescription Detailed description of the method.
gptkbp:patentExpiration 2011-03-19
gptkbp:patentFamily US_5,000,141_B1_family
gptkbp:patentFilingDate 1990-06-29
1989-06-29
1991-03-19
gptkbp:patentInventor gptkb:John_Doe
gptkbp:patentMaintenanceFee Required
gptkbp:patentNumber 5,000,141
gptkbp:patentStatus Active
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1989-06-29
gptkbp:relatedTo US_4,567,890
gptkbp:status Active
gptkbp:subclass B01J 19/10
gptkbp:title Method for improving efficiency of a process