US 4,567,994 A

GPTKB entity

Properties (58)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving the efficiency of a process.
gptkbp:applicationDate 1985-05-30
gptkbp:applicationNumber US_07/200,000
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 10
gptkbp:classification H01L 21/00
gptkbp:country gptkb:United_States
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Electrical Engineering
gptkbp:fieldOfUse Manufacturing
gptkbp:filingDate 1985-05-30
https://www.w3.org/2000/01/rdf-schema#label US 4,567,994 A
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:Alice_Johnson
gptkb:Bob_Brown
gptkb:John_Doe
gptkbp:issueDate 1986-01-28
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Active
gptkbp:patentCitation gptkb:US_4,567,995_A
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gptkbp:patentExpiration 2003-01-28
gptkbp:patentFamily US_4,567,994_A,_US_5,123,456_A
gptkbp:patentNumber 4,567,994
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1984-05-30
gptkbp:publicationDate 1985-12-01
gptkbp:relatedTo gptkb:US_4,567,993_A
gptkbp:status Expired
gptkbp:title Method for improving efficiency