Family

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

Patent Owner(s)

Patent Owner	Address
GRUNDFOS HOLDING A/S	BJERRINGBRO

International Classification(s)

• F04D:NON-POSITIVE-DISPLACEMENT PUMPS
• E03C:DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR....
• E03F:SEWERS; CESSPOOLS

• 2012 Application Filing Year
• F04D Class
• 1059 Applications Filed
• 881 Patents Issued To-Date
• 83.20 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dal, Canto Riccardo	Leghorn, IT	5	19
# of filed Patents : 5 Total Citations : 19
Iacoponi, Alessandro	Pisa, IT	4	6
# of filed Patents : 4 Total Citations : 6
Schomäcker, Ralf	Bielefeld, DE	3	5
# of filed Patents : 3 Total Citations : 5

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Patent Citation Ranking

• 1 Citation Count
• F04D Class

• 15.27 % this patent is cited more than
• 9 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	Jul 26, 2027

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
January 26, 2016	US,9243395,B2   US9243395B2	GRANTED PATENT AS SECOND PUBLICATION
March 28, 2013	US,20130074950,A1   US20130074950A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9243395

Waste water lifting installation

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Abstract

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A waste water lifting installation includes a collection container (2) and a flange plate (4) which is arranged on the upper side of the collection container (2) and on which a level switch (12) immersing into the collection container (2) is attached. At least one run-in pipe (22), departing from the flange plate (4), extends vertically downwards into the collection container (2) and has such a vertical length that the lower end (28) of the run-in pipe (22) is vertically distanced further from the flange plate (4) than a lower end of the level switch (14).

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Description

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Claims

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Claims data not available

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Legal Events

 

• MAFP2023
• MAFP2019
• I2016
• STCF2016
• P2013
• AS2012
• F2012
• PD2011

Date	Code	Event	Description
Jul 20, 2023	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
Jul 22, 2019	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 26, 2016	I	Issuance
Jan 06, 2016	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Mar 28, 2013	P	Published
Nov 21, 2012	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:DAL CANTO, RICCARDO;IACOPONI, ALESSANDRO;SCHOMAECKER, RALF;SIGNING DATES FROM 20120914 TO 20121030;REEL/FRAME:029337/0631 Owner name: GRUNDFOS HOLDING A/S, DENMARK
Sep 21, 2012	F	Filing
Sep 22, 2011	PD	Priority Date