US 420,000,012 B2

GPTKB entity

Properties (55)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_05/888,888
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy gptkb:US_420,000,013_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate April 29, 1997
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate August 15, 1978
https://www.w3.org/2000/01/rdf-schema#label US 420,000,012 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate April 29, 1980
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_420,000,031_B2
gptkb:US_420,000,019_B2
gptkb:US_420,000,036_B2
gptkb:US_420,000,018_B2
gptkb:US_420,000,033_B2
gptkb:US_420,000,020_B2
gptkb:US_420,000,022_B2
gptkb:US_420,000,011_B2
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gptkb:US_420,000,035_B2
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gptkb:US_420,000,032_B2
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gptkb:US_420,000,037_B2
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gptkb:US_420,000,017_B2
gptkb:US_420,000,027_B2
gptkb:US_420,000,039_B2
gptkb:US_420,000,015_B2
US_420,000,028_B2
gptkbp:patentFamily US_420,000,012_B2,_US_420,000,013_B2
gptkbp:patentType utility
gptkbp:priorityDate August 15, 1978
gptkbp:relatedTo gptkb:US_420,000,014_B2
gptkbp:status active
gptkbp:subclass energy conversion