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

Patent Owner(s)

Patent Owner	Address
CHEN JIEFENG	325000 115 SHENGLI ROAD WUMA STREET LUCHENG DISTRICT WENZHOU CITY ZHEJIANG PROVINCE WENZHOU CITY ZHEJIANG PROVINCE 325000

International Classification(s)

• 1001:CLOCKS AND ALARM CLOCKS

• 2022 Application Filing Year
• 1001 Class
• 24 Applications Filed
• 24 Patents Issued To-Date
• 100 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Jiefeng	Fujian, CN	16	16
# of filed Patents : 16 Total Citations : 16

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• 0 Citation Count
• 1001 Class

• 0 % this patent is cited more than
• 2 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Dec 27, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Dec 27, 2030
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Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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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: 9920264

Process of hydroconversion-distillation of heavy and/or extra-heavy crude oils

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Abstract

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A process for hydroconversion-distillation of heavy and/or extra-heavy crude oils, which comprises four stages:

1) desalting and separation of the feedstock;2) catalytic hydrotreating of light fraction (optional);3) catalytic hydroconversion of heavy fraction, and4) distillation of hydrotreated productsto provide products that can be processed in conventional refining schemes designed to operate with light and intermediate crude oils.

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Description

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Claims

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Legal Events

 

• MAFP2021
• I2018
• STCF2018
• P2013
• AS2012
• F2012
• PD2011

Date	Code	Event	Description
Aug 04, 2021	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
Mar 20, 2018	I	Issuance
Feb 28, 2018	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Mar 07, 2013	P	Published
Oct 08, 2012	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:ANCHEYTA JUAREZ, JORGE;MUNOZ MOYA, JOSE ANTONIO DOMINGO;CASTANEDA LOPEZ, LUIS CARLOS;AND OTHERS;REEL/FRAME:029296/0506 Owner name: INSTITUTO MEXICANO DEL PETROLEO, MEXICO Effective Date: Oct 08, 2012
Aug 30, 2012	F	Filing
Aug 31, 2011	PD	Priority Date