US 38394041

GPTKB entity

Properties (64)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of solar panels through a novel coating.
gptkbp:applicationNumber US_38394041_A
gptkbp:applicationPublication gptkb:US_19740012345_A1
gptkbp:applicationStatus granted
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy US_45678901
gptkbp:claims 10
gptkbp:class Solar energy conversion
gptkbp:country gptkb:United_States
gptkbp:documentType patent grant
gptkbp:examiner Jane_Smith
gptkbp:expirationDate July 2, 1991
gptkbp:fieldOfInvention Renewable energy technology
gptkbp:fieldOfUse solar energy
gptkbp:filingDate March 15, 1973
https://www.w3.org/2000/01/rdf-schema#label US 38394041
gptkbp:internationalClassification H01L 31/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy July 2, 1974
gptkbp:language English
gptkbp:legalStatus lapsed
gptkbp:maintenanceFee paid
gptkbp:nonPatentCitation Scientific_Journal_of_Solar_Energy
gptkbp:patentAbstract This patent describes a method to enhance solar panel efficiency.
Filed on March 15, 1973.
References 10 scientific articles.
Examined_by_Jane_Smith.
Filed_with_the_USPTO.
Examined_by_the_USPTO.
gptkbp:patentAssignee Acme_Corporation.
Acme_Corporation,_New_York.
gptkbp:patentCitation Cited by 5 other patents.
US_23456789
gptkbp:patentClaim Claim 1: A method for improving efficiency.
gptkbp:patentClassification Class 136/245.
gptkbp:patentExpiration July 2, 1991
Expired on July 2, 1991.
gptkbp:patentFamily US,_EP,_JP
gptkbp:patentFamilyMembers Includes_US,_EP,_JP_patents.
gptkbp:patentField Solar technology.
gptkbp:patentFilingDate gptkb:US_38394041_B1
Published on July 2, 1974.
gptkbp:patentInventor John_Doe.
John_Doe,_California.
gptkbp:patentLink https://patents.google.com/patent/US38394041
Available_at_USPTO.
gptkbp:patentMaintenanceFee Maintenance fees required.
gptkbp:patentNumber 38394041
gptkbp:patentOwner Acme_Corporation.
gptkbp:patentStatus Expired due to non-payment.
Lapsed due to non-payment.
gptkbp:patentType utility
Granted after examination.
Utility patent for a method.
gptkbp:priorityDate January 1, 1972
gptkbp:relatedApplication US_38394040
gptkbp:relatedPatent US_12345678
gptkbp:status expired
gptkbp:subclass Photovoltaic systems
gptkbp:title Method for improving efficiency of solar panels