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

Patent Owner(s)

Patent Owner	Address
KOMATSU NTC LTD	NANTO-SHI TOYAMA 939-1595

International Classification(s)

• B24B:MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR PO....

• 2000 Application Filing Year
• B24B Class
• 918 Applications Filed
• 436 Patents Issued To-Date
• 47.50 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kawatsu, Tomoyuki	Kanagawa, JP	4	9
# of filed Patents : 4 Total Citations : 9
Murai, Shirou	Kanagawa, JP	9	66
# of filed Patents : 9 Total Citations : 66
Okuyama, Tetsuo	Kanagawa, JP	49	716
# of filed Patents : 49 Total Citations : 716
Saita, Kunihiro	Kanagawa, JP	1	7
# of filed Patents : 1 Total Citations : 7
Wada, Toyotaka	Kanagawa, JP	9	89
# of filed Patents : 9 Total Citations : 89

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Patent Citation Ranking

• 6 Citation Count
• B24B Class

• 3.96 % this patent is cited more than
• 21 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
April 20, 2004	US,6722956,B2   US6722956B2	GRANTED PATENT AS SECOND PUBLICATION
July 05, 2001	US,20010006880,A1   US20010006880A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 5029803

Device for adapting a formwork element to given radii of a circular formwork

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Abstract

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The present invention provides for a device for adapting a formwork element, including a formwork lining and at least two formwork beams, to a given curvature of circular framework. A device includes a web engaging a space between two formwork beams and a cross-piece fixed to the web and equipped with two parallel, spaced plates which project laterally beyond the web and overlap the formwork beams in an installed position. Projecting portions are provided with mounting lugs in which a plurality of the lugs have at least one projecting portion and the lugs are arranged in two planes disposed at different spacings relative to the web.

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Description

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Claims

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Legal Events

 

• FPAY2003
• FPAY1999
• FPAY1994
• FEPP1993
• I1991
• STCF1991
• AS1990
• F1990
• PD1990

Date	Code	Event	Description
Jan 08, 2003	FPAY	FEE PAYMENT	year of fee payment: 12
Jan 11, 1999	FPAY	FEE PAYMENT	year of fee payment: 8
Dec 29, 1994	FPAY	FEE PAYMENT	year of fee payment: 4
Dec 09, 1993	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jul 09, 1991	I	Issuance
May 08, 1991	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Jan 10, 1990	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:SCHWORER, ARTUR;REEL/FRAME:005260/0127 Owner name: PERI GMBH, RUDOLF-DIESEL-STRASSE, D-7912 WEISSENHO Effective Date: Jan 10, 1990
Jan 05, 1990	F	Filing
Jan 05, 1990	PD	Priority Date