US 4000992 A

GPTKB entity

Statements (56)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing process efficiency through specific operational adjustments.
gptkbp:applicationDate 1975-06-30
gptkbp:applicationNumber 05/590,123
gptkbp:applicationStatus abandoned
gptkbp:assignee gptkb:New_York
gptkb:XYZ_Corporation
gptkbp:citedBy US_5000000_A
gptkbp:claims 10
gptkbp:classification C02F 1/00
gptkbp:country gptkb:United_States
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1994-01-04
gptkbp:fieldOfInvention process engineering
gptkbp:fieldOfUse industrial processes
gptkbp:filingDate 1975-06-30
https://www.w3.org/2000/01/rdf-schema#label US 4000992 A
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1977-01-04
gptkbp:language English
gptkbp:legalEvent maintenance fee paid
gptkbp:nonPatentCitation Journal_of_Process_Engineering,_1975.
gptkbp:patentAbstract none
available
completed
conducted
successful
by assignee
transferred_to_ABC_Corp.
gptkbp:patentAssignee gptkb:XYZ_Corporation
gptkbp:patentCitation gptkb:USPTO
none
conducted
exclusive
US_3000000_A
gptkbp:patentClassification C02F 1/00
gptkbp:patentExpiration 1994-01-04
gptkbp:patentFamily US_4000992_A,_US_4000993_A,_US_4000994_A
gptkbp:patentFilingDate 1975-07-01
published
gptkbp:patentInventor gptkb:John_Doe
completed
gptkbp:patentLength 17 years
gptkbp:patentLitigation none
possible
gptkbp:patentMaintenanceFee required
gptkbp:patentNumber 4000992
gptkbp:patentStatus national
gptkbp:patentType granted
utility
gptkbp:priorityDate 1975-06-30
gptkbp:publications A
gptkbp:relatedTo US_4000993_A
gptkbp:status granted
gptkbp:title Method for improving the efficiency of a process