US 5277891 B2

GPTKB entity

Statements (32)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing process efficiency through specific operational adjustments.
gptkbp:applicationNumber 08/080,000
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:ABC_Corporation
gptkbp:citedBy US 6000000 A
US_6100000_A
US_6200000_A
gptkbp:claims 20
gptkbp:class Process for preparing a product
gptkbp:documentType Utility Patent
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2011-01-04
gptkbp:fieldOfInvention Industrial Processes
gptkbp:filingDate 1992-06-30
gptkbp:firstClaim A method for improving efficiency.
The method of claim 1, wherein...
gptkbp:grantDate 1994-01-04
https://www.w3.org/2000/01/rdf-schema#label US 5277891 B2
gptkbp:inventor gptkb:John_Doe
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentFamily US_5277891_B2,_US_5277890_B2,_US_5277892_B2
gptkbp:patentNumber 5277891
gptkbp:priorityDate 1991-06-30
gptkbp:relatedPatent US_5277890_B2
US_5277892_B2
gptkbp:status Active
gptkbp:subclass Method of operation
gptkbp:title Method for improving the efficiency of a process