US 5000027 A

GPTKB entity

Statements (45)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a specific industrial process.
gptkbp:applicationNumber 07/307,123
gptkbp:applicationPublication 1989-08-10
gptkbp:applicationType utility
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:assigneeType corporation
gptkbp:citedBy US 6000000 A
gptkbp:claims 10
gptkbp:class C12M
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Chemical_engineering
gptkbp:fieldOfUse industrial processes
gptkbp:filingCountry gptkb:USA
gptkbp:filingDate 1989-02-06
gptkbp:firstClaim A method for improving efficiency.
The method of claim 1, wherein...
https://www.w3.org/2000/01/rdf-schema#label US 5000027 A
gptkbp:internationalClassification C12M_1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1991-03-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus active
gptkbp:location gptkb:USA
gptkbp:maintenanceFee paid
gptkbp:numberOfFigures 5
gptkbp:pageCount 12
gptkbp:patentCitation US_4000000_A
US_4500000_A
US_4700000_A
US_4800000_A
US_4900000_A
gptkbp:patentExpiration 2011-03-19
gptkbp:patentFamily US_5000027_A,_US_5000026_A,_US_5000028_A
gptkbp:patentType granted patent
gptkbp:priorityDate 1988-02-06
gptkbp:publications A
gptkbp:relatedTo gptkb:US_5000026_A
gptkbp:status granted
gptkbp:subclass C12M1/00
gptkbp:title Method for improving efficiency of a process