US 4,890,142 B1

GPTKB entity

Properties (31)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in manufacturing processes.
gptkbp:applicationNumber 07/307,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy gptkb:US_5,123,456_B1
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention engineering
gptkbp:filedWith gptkb:USPTO
gptkbp:filingDate February 7, 1989
gptkbp:firstClaim A method for improving efficiency in manufacturing.
The method of claim 1, wherein the efficiency is improved by...
gptkbp:grantDate January 2, 1990
https://www.w3.org/2000/01/rdf-schema#label US 4,890,142 B1
gptkbp:internationalClassification B01J 19/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy January 2, 1990
gptkbp:legalStatus gptkb:Doe_&_Associates
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee paid
gptkbp:patentExpiration January 2, 2007
gptkbp:patentFamily US_4,890,142_B1,_US_5,123,456_B1
gptkbp:patentNumber 4890142
gptkbp:patentType utility
gptkbp:priorityDate February 7, 1988
gptkbp:relatedTo gptkb:US_4,567,890_B1
gptkbp:status active
gptkbp:title Method for improving efficiency