US 5153550 A

GPTKB entity

Statements (60)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing process efficiency through specific techniques.
gptkbp:applicationNumber 07/713,123
gptkbp:applicationStatus published
gptkbp:applicationType utility
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_1234567_A
gptkbp:claims 20
gptkbp:class CPC B01J 19/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2012-05-31
gptkbp:fieldOfUse industrial processes
gptkbp:filingDate 1991-05-31
gptkbp:filingLocation gptkb:USA
https://www.w3.org/2000/01/rdf-schema#label US 5153550 A
gptkbp:internationalClassification H01L 21/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus active
gptkbp:maintenanceFee paid
gptkbp:nonPatentCitation Journal_of_Industrial_Processes,_1990.
gptkbp:patentAbstract completed
ongoing.
with universities.
peer-reviewed.
government grant.
through litigation
significant in industry.
licensed to companies.
chemical process.
new process technology.
transferred_to_ABC_Corp.
gptkbp:patentCitation available online
not applicable
exclusive rights
USPTO database
global.
US_1234567_A,_US_2345678_A
conducted_by_XYZ_Corp.
gptkbp:patentClassification B01J
gptkbp:patentExpiration after 20 years
gptkbp:patentFamily US_5153550_A,_US_5153551_A,_US_5153552_A
gptkbp:patentFilingDate published in 1992.
gptkbp:patentInventor 15
gptkbp:patentLength 20 years
gptkbp:patentLitigation possible
ongoing
gptkbp:patentMaintenanceFee improved efficiency.
gptkbp:patentNumber 5153550
gptkbp:patentStatus method claims
gptkbp:patentType utility patent
filed in 1991.
gptkbp:priorityDate 1990-05-31
gptkbp:publicationDate 1992-10-06
gptkbp:relatedTo gptkb:US_5153551_A
gptkbp:status granted
gptkbp:subclass B01J 19/10
gptkbp:technicalField chemical engineering
gptkbp:title Method for improving the efficiency of a process