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

Patent Owner(s)

• CENTRE DE RECHERCHES METALLURGIQUES-CENTRUM VOOR RESEARCH IN DE METALLURGIE

International Classification(s)

• B01B:BOILING; BOILING APPARATUS
• G01C:MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING....

• 1978 Application Filing Year
• B01B Class
• 4 Applications Filed
• 0 Patents Issued To-Date
• 0 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Pirlet, Robert A	Embourg, BE	6	68
# of filed Patents : 6 Total Citations : 68

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Patent Citation Ranking

• 9 Citation Count
• B01B Class

• 0 % this patent is cited more than
• 45 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

Full Text

US Patent No: 8722552

Woven/knit fabric with reversible air premeability and production process thereof

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Abstract

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This woven/knit fabric contains composite yarn comprising a multifilament yarn A2 and a multifilament yarn B2, which satisfies the following conditions (1) to (3):

(1) the ratio (WA2/DA2) of the yarn length of the multifilament fiber A2 during absorption of moisture and humidity (WA2) to the yarn length of the multifilament yarn A2 under conditions of 20° C. and 65% humidity (DA2) is 1.02 to 1.30;(2) the ratio (WA2/DB2) of the yarn length of the multifilament yarn A2 during absorption of moisture and humidity (WA2) to the yarn length of the multifilament yarn B2 under conditions of 20° C. and 65% humidity (DB2) is 0.9 to 1.1; and(3) the drying shrinkage stress (DS value) of the multifilament yarn A2 is 0.08 cN/dtex or more.

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Description

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Claims

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Legal Events

 

• AS2025
• MAFP2021
• MAFP2017
• AS2017
• AS2016
• AS2016
• FEPP2014
• I2014
• STCF2014
• P2009
• AS2007
• F2006
• PD2005

Date	Code	Event	Description
Mar 03, 2025	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MITSUBISHI CHEMICAL CORPORATION;REEL/FRAME:070526/0880 Owner name: SOALON CORPORATION, JAPAN Effective Date: Mar 03, 2025
Oct 27, 2021	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, 2017	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551) year of fee payment: 4
Apr 01, 2017	AS	ASSIGNMENT	free format text: CHANGE OF NAME;ASSIGNOR:MITSUBISHI RAYON CO., LTD.;REEL/FRAME:043750/0834 Owner name: MITSUBISHI CHEMICAL CORPORATION, JAPAN Effective Date: Apr 01, 2017
Apr 01, 2016	AS	ASSIGNMENT	free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE RECEIVING PARTY ADDRESS PREVIOUSLY RECORDED ON REEL 043479 FRAME 0173. ASSIGNOR(S) HEREBY CONFIRMS THE ADDRESS SHOULD INCLUDE TOKYO THAT WAS MISSING;ASSIGNOR:MITSUBISHI RAYON TEXTILE CO LTD;REEL/FRAME:044059/0001 Owner name: MITSUBISHI RAYON CO., LTD., JAPAN Effective Date: Apr 01, 2016
Apr 01, 2016	AS	ASSIGNMENT	free format text: MERGER;ASSIGNOR:MITSUBISHI RAYON TEXTILE CO LTD;REEL/FRAME:043479/0173 Owner name: MITSUBISHI RAYON CO., LTD., JAPAN Effective Date: Apr 01, 2016
Dec 03, 2014	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
May 13, 2014	I	Issuance
Apr 23, 2014	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Jan 29, 2009	P	Published
Dec 27, 2007	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:KANATANI, SHOJI;REEL/FRAME:020310/0389 Owner name: MITSUBISHI RAYON CO., LTD., JAPAN Effective Date: Dec 27, 2007 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:KANATANI, SHOJI;REEL/FRAME:020310/0389 Owner name: MITSUBISHI RAYON TEXTILE CO., LTD., JAPAN Effective Date: Dec 27, 2007
Jun 30, 2006	F	Filing
Jul 05, 2005	PD	Priority Date