US 4,888,888 B2

GPTKB entity

Properties (47)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber 07/123,456
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,000,000
gptkbp:claims 20
gptkbp:class Mechanical_Systems
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2006-12-19
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1987-06-15
gptkbp:fullText Available online
https://www.w3.org/2000/01/rdf-schema#label US 4,888,888 B2
gptkbp:internationalClassification F03B_13/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1989-12-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Granted
gptkbp:patentAbstract A method for improving efficiency in mechanical systems.
gptkbp:patentAssignee Acme_Corporation.
gptkbp:patentCitation US_4,500,000
US_5,000,000.
gptkbp:patentClaim 20 claims.
gptkbp:patentClassification B60K_1/00
F03B_13/00.
gptkbp:patentDescription Describes a method for enhancing mechanical efficiency.
gptkbp:patentExpiration 2006-12-19.
gptkbp:patentFamily US_4,888,888_B2,_US_5,000,000
US_4,888,888_B2,_US_5,000,000.
gptkbp:patentField Mechanical_Engineering.
gptkbp:patentFilingDate 1987-06-15.
1989-12-19.
gptkbp:patentInventor Jane_Smith.
John_Doe.
gptkbp:patentNumber 4,888,888
4,888,888.
gptkbp:patentStatus Active.
gptkbp:patentType Utility Patent
Utility.
US_4,999,999.
gptkbp:priorityDate 1987-06-15
gptkbp:relatedTo US_4,999,999
gptkbp:status Active
gptkbp:subclass Efficiency Improvement
gptkbp:title Method for improving efficiency