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16/860,200 | 003162USCONT03:

USE OF NITROGEN COMPOUNDS QUATERNISED WITH ALKYLENE OXIDE AND HYDROCARBYL-SUBSTITUTED POLYCARBOXYLIC ACID AS ADDITIVES IN FUELS AND LUBRICANTS

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Application #

16/860,200

Confirmation #

1984

Attorney Docket #

003162USCONT03

Patent #

11,111,449open_in_new
Download PDFdownload  Textdownload Issued - 09/07/2021

Filing or 371 (c) date

04/28/2020

Status

Patented Case 08/18/2021

Application data

Application type

Utility

Examiner

JAMES C GOLOBOY

Group art unit

1771

Class/subclass

508/547.000

AIA (first inventor to file)

Yes

Entity status

Regular Undiscounted

Earliest publication #

US 2020-0255755 A1open_in_new Download PDFdownload  Textdownload

Earliest publication date

08/13/2020

Assignee for publication
  • BASF SE
    Ludwigshafen (DE)
Confirmation #
    1984
Intl. registration # (Hague)

-

Intl. registration publication date

-

Correspondence address
151167 - Gruneberg and Myers PLLC
1775 Tysons Blvd
5th Floor
Tysons, VA 
UNITED STATES
Inventors
  • Markus HANSCH
    Speyer (DE)
  • Harald BOEHNKE
    Mannheim (DE)
  • Wolfgang GRABARSE
    Mannheim (DE)
  • Ludwig VOELKEL
    Limburgerhof (DE)
Applicants
  • BASF SE
    Ludwigshafen (DE)