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

Patent Owner(s)

Patent Owner	Address
DYNAVEC AS	7038 TRONDHEIM

International Classification(s)

• F04D:NON-POSITIVE-DISPLACEMENT PUMPS

• 2008 Application Filing Year
• F04D Class
• 571 Applications Filed
• 308 Patents Issued To-Date
• 53.95 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dahlhaug, Ole Gunnar	Trondheim, NO	7	100
# of filed Patents : 7 Total Citations : 100
Hezari, Reza	Trondheim, NO	5	88
# of filed Patents : 5 Total Citations : 88

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Patent Citation Ranking

• 1 Citation Count
• F04D Class

• 8.61 % 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

Fee	Large entity fee	small entity fee	micro entity fee
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
January 01, 2013	US,8342809,B2   US8342809B2	GRANTED PATENT AS SECOND PUBLICATION
February 10, 2011	US,20110033304,A1   US20110033304A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8342809

Device for a runner

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Abstract

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A device for a runner (1) for a fluid machine comprising a runner hub (2) and a number of blades (4) distributed around the centre axis (8) of the runner (1), each blade (4) being detachably connected to the runner (1).

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Description

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Claims

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Legal Events

 

• MAFP2024
• MAFP2020
• FPAY2016
• I2013
• STCF2012
• P2011
• AS2010
• F2008
• PD2007

Date	Code	Event	Description
Jun 21, 2024	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 12TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2553); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 12
Jun 18, 2020	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 8TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2552); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 8
Jun 02, 2016	FPAY	FEE PAYMENT	year of fee payment: 4
Jan 01, 2013	I	Issuance
Dec 12, 2012	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Feb 10, 2011	P	Published
Oct 07, 2010	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HEZARI, REZA;DAHLHAUG, OLE GUNNAR;SIGNING DATES FROM 20100924 TO 20101001;REEL/FRAME:025107/0838 Owner name: DYNAVEC AS, NORWAY
Nov 17, 2008	F	Filing
Dec 05, 2007	PD	Priority Date