US 4,890,139 B1

GPTKB entity

Properties (61)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in a manufacturing process.
gptkbp:applicationNumber 07/307,123
gptkbp:applicationPublication US_07/307,123_A1
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,123,456
gptkbp:claims 10
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention process engineering
gptkbp:filingDate February 7, 1989
gptkbp:grantDate January 2, 1990
https://www.w3.org/2000/01/rdf-schema#label US 4,890,139 B1
gptkbp:internationalClassification B01J 19/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy January 2, 1990
gptkbp:legalStatus granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee paid
gptkbp:patentAbstract manufacturing technology.
A method for improving efficiency in a manufacturing process.
gptkbp:patentCitation 1.
US_4,567,890
gptkbp:patentClassification CPC B01J 19/00
B01J 19/00.
gptkbp:patentExpiration January 2, 2007
January 2, 2007.
gptkbp:patentFamily US_4,890,139_B1,_US_5,123,456,_US_6,789,012
gptkbp:patentField process engineering.
gptkbp:patentFilingDate January 2, 2007.
January 2, 1990.
February 7, 1988.
February 7, 1989.
gptkbp:patentInventor 3.
1.
Jane_Smith.
John_Doe.
USA.
gptkbp:patentLitigation none
none.
gptkbp:patentMaintenanceFee paid.
gptkbp:patentNumber 4,890,139
US 07/307,123 A1.
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentOwner USA.
Acme_Corporation.
gptkbp:patentStatus active.
granted.
gptkbp:patentType utility
Utility patent for a process.
active.
granted.
non-provisional.
Jane_Smith.
gptkbp:priorityDate February 7, 1988
gptkbp:relatedTo US_4,567,890
gptkbp:status active
gptkbp:technologyArea manufacturing technology
gptkbp:title Method for improving efficiency of a process