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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
SAMSUNG ELECTRONICS CO LTD	129 SAMSUNG-RO YEONGTONG-GU SUWON-SI GYEONGGI-DO 16677

International Classification(s)

• 1404:SCREEN DISPLAYS AND ICONS

• 2017 Application Filing Year
• 1404 Class
• 1846 Applications Filed
• 1846 Patents Issued To-Date
• 100 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kwak, Hyerim	Seoul, KR	48	1565
# of filed Patents : 48 Total Citations : 1565
Lee, Heon Woo	Seoul, KR	37	1120
# of filed Patents : 37 Total Citations : 1120
Lee, Jakyoung	Seoul, KR	53	1728
# of filed Patents : 53 Total Citations : 1728
Lee, Soyoung	Seoul, KR	204	3159
# of filed Patents : 204 Total Citations : 3159
Park, Miyeon	Seongnam-si, KR	70	1894
# of filed Patents : 70 Total Citations : 1894
Park, Yongman	Yongin-si, KR	93	3106
# of filed Patents : 93 Total Citations : 3106

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Patent Citation Ranking

• 32 Citation Count
• 1404 Class

• 33.33 % this patent is cited more than
• 7 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 9, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 9, 2029

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent No: 6114542

Ethers of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides and fuel compositions containing the same

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Abstract

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Ethers of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides having the formula: ##STR1## or a fuel soluble salt thereof. The compounds of formula I are useful as fuel additives for the prevention and control of engine deposits.

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Description

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Claims

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Claims data not available

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Legal Events

 

• MAFP2020
• I2018
• STCF2018
• P2015
• AS2014
• F2014
• PD2013

Date	Code	Event	Description
Dec 07, 2020	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4
Jan 23, 2018	I	Issuance
Jan 03, 2018	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Mar 05, 2015	P	Published
Sep 05, 2014	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:BAE, JIHYUN;PARK, JONGJIN;KIM, SEONGMIN;AND OTHERS;REEL/FRAME:033685/0755 Owner name: SAMSUNG ELECTRONICS CO., LTD., KOREA, REPUBLIC OF Effective Date: Sep 05, 2014
Sep 02, 2014	F	Filing
Sep 02, 2013	PD	Priority Date