US 4,567,989 A

URI: https://gptkb.org/entity/US_4%2C567%2C989_A
GPTKB entity
Statements (30)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in a process.
gptkbp:applicationNumber 06/740,123
gptkbp:applicationType regular
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 20
gptkbp:class B23P_15/00
gptkbp:coInventor Jane_Smith
gptkbp:description This patent describes a novel method for...
gptkbp:examinationType non-final
gptkbp:expirationDate 2006-01-28
gptkbp:fieldOfInvention manufacturing
gptkbp:filingDate 1985-05-30
https://www.w3.org/2000/01/rdf-schema#label US 4,567,989 A
gptkbp:internationalClassification IPC_B23P_15/00
gptkbp:inventiveStep yes
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1986-01-28
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:novelty yes
gptkbp:patentFamily US_4,567,989_A,_US_4,567,988_A,_US_5,123,456_A
gptkbp:patentType utility
gptkbp:priorityDate 1984-05-30
gptkbp:relatedTo gptkb:US_4,567,988_A
gptkbp:status active
gptkbp:subclass B23P_15/02
gptkbp:technicalField engineering