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

Patent Owner(s)

Patent Owner	Address
NATIONAL OILWELL VARCO UK LIMITED	STONEHOUSE GLOUCESTERSHIRE GL10 3RQ

International Classification(s)

• B07B:SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENIN....

• 2008 Application Filing Year
• B07B Class
• 101 Applications Filed
• 64 Patents Issued To-Date
• 63.37 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bailey,, Marshall Graham	Aberdeen, GB	1	7
# of filed Patents : 1 Total Citations : 7

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Patent Citation Ranking

• 7 Citation Count
• B07B Class

• 10.11 % this patent is cited more than
• 12 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 4, 2024

Fee	Large entity fee	small entity fee	micro entity fee
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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 04, 2013	US,8453844,B2   US8453844B2	GRANTED PATENT AS SECOND PUBLICATION
October 16, 2008	US,20080251428,A1   US20080251428A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8453844

Screening system

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Abstract

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The present invention provides a vibratory screening apparatus (1) for use in removing solids from a liquid feed, and a basket (4) therefore. The apparatus comprises a static outer housing (2), and a floating basket vibratable by a vibrator device (10). The basket mounts a stack (7) of screen assemblies (8) provided with respective flow directing trays (9) for receiving filtrates from the screen assemblies. A flow distributor (15) divides the feed into at least first and a second feed streams and directs them onto respective screen assemblies, and receives from the flow directing trays, filtrates from respective screen assemblies.

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Description

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Claims

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Claims data not available

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Legal Events

 

• MAFP2024
• AS2021
• MAFP2020
• AS2019
• FEPP2018
• FPAY2016
• SULP2016
• FEPP2016
• I2013
• STCF2013
• AS2013
• P2008
• F2008
• PD2003

Date	Code	Event	Description
Nov 20, 2024	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 12TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1553); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 12
Jun 03, 2021	AS	ASSIGNMENT	free format text: CHANGE OF ADDRESS;ASSIGNOR:AXIOM PROCESS LIMITED;REEL/FRAME:056593/0431 Owner name: AXIOM PROCESS LIMITED, ENGLAND Effective Date: Jun 03, 2021
Sep 24, 2020	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8
Nov 07, 2019	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:AXIOM PROCESS LIMITED;REEL/FRAME:056612/0487 Owner name: NATIONAL OILWELL VARCO UK LIMITED, ENGLAND Effective Date: Nov 07, 2019
Mar 12, 2018	FEPP	FEE PAYMENT PROCEDURE	free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.)
Dec 08, 2016	FPAY	FEE PAYMENT	year of fee payment: 4
Dec 08, 2016	SULP	SURCHARGE FOR LATE PAYMENT
Dec 06, 2016	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jun 04, 2013	I	Issuance
May 15, 2013	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Feb 27, 2013	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:BAILEY, MARSHALL GRAHAM;REEL/FRAME:029931/0208 Owner name: AXIOM PROCESS LTD., UNITED KINGDOM Effective Date: Feb 27, 2013
Oct 16, 2008	P	Published
Mar 28, 2008	F	Filing
Jun 12, 2003	PD	Priority Date