US 450,000,027 B2

GPTKB entity

Statements (58)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber 06/307,123
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_450,000,028_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate February 19, 2005
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate March 15, 1982
gptkbp:fullText Available online.
https://www.w3.org/2000/01/rdf-schema#label US 450,000,027 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate February 19, 1985
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_450,000,026_B2
gptkb:US_450,000,060_B2
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gptkb:US_450,000,031_B2
US_450,000,030_B2
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US_450,000,038_B2
US_450,000,039_B2
US_450,000,040_B2
gptkbp:patentFamily US_450,000,027_B2_family
gptkbp:patentType utility
gptkbp:priorityDate March 15, 1981
gptkbp:relatedTo gptkb:US_450,000,026_B2
gptkbp:status active
gptkbp:subclass energy efficiency