US 541234568 B2

GPTKB entity

Properties (37)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 08/267,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy US 600000001 A
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2015-06-30
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1994-06-30
https://www.w3.org/2000/01/rdf-schema#label US 541234568 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1995-05-02
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_500000001_A
US 500000004 A
US_500000002_A
US_500000003_A
US_500000005_A
US_500000006_A
US_500000007_A
US_500000008_A
US_500000009_A
US_500000010_A
gptkbp:patentFamily US_541234568_B2,_US_541234569_B2
gptkbp:patentType utility
gptkbp:priorityDate 1993-06-30
gptkbp:relatedTo gptkb:US_541234567_B2
gptkbp:status active
gptkbp:subclass energy efficiency