US 3,000,036 B1

GPTKB entity

Statements (56)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationNumber US_12345678
gptkbp:applicationType non-provisional
gptkbp:assignee Doe Industries
gptkbp:citedBy cited in 5 other patents
US_4,000,000
gptkbp:claims 10
gptkbp:class mechanical device
gptkbp:description This patent describes a novel mechanical device.
gptkbp:drawings included
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1981-09-26
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1959-06-01
https://www.w3.org/2000/01/rdf-schema#label US 3,000,036 B1
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1961-09-26
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:keywords mechanical, efficiency, device
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:marketedAs Doe Industries
gptkbp:notableFeature high efficiency
gptkbp:patentAbstract available
ongoing efforts
conducted regularly
mechanical design
with universities
supported by grants
by assignee
significant in industry
gptkbp:patentCitation global
ongoing
exclusive
increasing interest
US_2,500,000
gptkbp:patentExpiration 20 years from filing
gptkbp:patentFamily US_3,000,036_B1_family
gptkbp:patentLitigation none
possible
gptkbp:patentMaintenanceFee available online
high
focus on efficiency.
gptkbp:patentNumber 3,000,036
gptkbp:patentStatus national
gptkbp:patentType in various fields
utility
gptkbp:priorityDate 1958-06-01
gptkbp:relatedApplication gptkb:US_3,000,037_B1
gptkbp:relatedTo US_2,000,000
gptkbp:status active
gptkbp:subclass energy efficiency