Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
patent
|
| gptkbp:abstract |
A device for improving efficiency.
|
| gptkbp:applicationNumber |
07/577,123
|
| gptkbp:assignee |
gptkb:Acme_Corporation
|
| gptkbp:citedBy |
gptkb:US_5,234,567_B1
|
| gptkbp:claims |
20
|
| gptkbp:class |
mechanical device
|
| gptkbp:examiner |
Jane_Smith
|
| gptkbp:expirationDate |
2012-04-28
|
| gptkbp:fieldOfInvention |
mechanical engineering
|
| gptkbp:filingDate |
1990-09-28
|
| https://www.w3.org/2000/01/rdf-schema#label |
US 5,109,876 B1
|
| gptkbp:internationalClassification |
F03D 1/00
|
| gptkbp:inventor |
gptkb:John_Doe
|
| gptkbp:issueDate |
1992-04-28
|
| gptkbp:issuedBy |
gptkb:United_States_Patent_and_Trademark_Office
|
| gptkbp:legalStatus |
granted
|
| gptkbp:patentFamily |
US_5,109,876_B1,_US_5,234,567_B1
|
| gptkbp:patentType |
utility
|
| gptkbp:priorityDate |
1989-09-28
|
| gptkbp:relatedTo |
US_5,000,000_B1
|
| gptkbp:status |
active
|
| gptkbp:subclass |
energy efficiency
|