US 2233447

GPTKB entity

Statements (52)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving the efficiency of widget manufacturing.
gptkbp:applicationNumber US_123456
gptkbp:applicationType Utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_7654321
US_1234567
gptkbp:claims 4.
3.
5.
2.
1.
gptkbp:classification B29C_45/00
gptkbp:country gptkb:United_States
gptkbp:description A detailed description of the invention and its applications.
gptkbp:drawings Figure 1.
Figure 2.
Figure 3.
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1961-03-04
gptkbp:fieldOfInvention Manufacturing Processes
gptkbp:filingDate 1940-01-01
https://www.w3.org/2000/01/rdf-schema#label US 2233447
gptkbp:internationalClassification B29C_45/00
gptkbp:inventor gptkb:Alice_Johnson
gptkb:John_Doe
gptkbp:issueDate 1941-03-04
gptkbp:language English
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:patentCitation gptkb:US_4567890
gptkb:US_6789012
gptkb:US_9012345
gptkb:US_7654321
gptkb:US_5432167
gptkb:US_5678901
US 9876543
US_1234567
US_2345678
US_3456789
US_7890123
US_8901234
gptkbp:patentFamily gptkb:US_2233447_Family
gptkbp:patentLitigation No
gptkbp:patentNumber 2233447
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1939-01-01
gptkbp:relatedPatent gptkb:US_2233448
gptkb:US_2233449
gptkbp:respondsTo No
gptkbp:status Expired
gptkbp:title Improvement in Widget Manufacturing