on 06 Feb 1995
Last Applicant/ Owned by
310 SOUTH MICHIGAN AVENUE
CHICAGO
IL
Serial Number
71630976 filed on 09th Jun 1952
Registration Number
589328 registered on 04th May 1954
Correspondent Address
Filing Basis
1. use application currently
Disclaimer
NO DATA
APPARATUS, IN THE NATURE OF A PLANT, FOR TREATMENT OF HYDROCARBON MIXTURES CONTAINING AROMATIC HYDROCARBONS, IN WHICH APPARATUS THE HYDROCARBON MIXTURE IS CONTACTED IN AN EXTRACTION COLUMN WITH A SOLVENT COMPRISING ONE OR MORE GLYCOLS TO FORM A GLYCOL-AROMATIC HYDROCARBON CONTAINING EXTRACT, AND, IN A DISTILLATION COLUMN OF THE APPARATUS, THE EXTRACT IS AT LEAST PARTIALLY VAPORIZED TO RECOVER AN A Read More
APPARATUS, IN THE NATURE OF A PLANT, FOR TREATMENT OF HYDROCARBON MIXTURES CONTAINING AROMATIC HYDROCARBONS, IN WHICH APPARATUS THE HYDROCARBON MIXTURE IS CONTACTED IN AN EXTRACTION COLUMN WITH A SOLVENT COMPRISING ONE OR MORE GLYCOLS TO FORM A GLYCOL-AROMATIC HYDROCARBON CONTAINING EXTRACT, AND, IN A DISTILLATION COLUMN OF THE APPARATUS, THE EXTRACT IS AT LEAST PARTIALLY VAPORIZED TO RECOVER AN AROMATIC HYDROCARBON PRODUCT
02th Jan 1951
04th Apr 1952
No 71630976
No Service/Collective Mark
No
No
No
No
No
No
No
No
No
Status Date | Action Taken |
---|---|
06th Feb 1995 | EXPIRED SEC. 9 |
04th May 1974 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) |