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

Patent Owner(s)

Patent Owner	Address
FURUKAWA MFG CO LTD	19-12 OHI 6-CHOME SHINAGAWA-KU TOKYO 140-0014

International Classification(s)

• B65B:MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF,....

• 1987 Application Filing Year
• B65B Class
• 573 Applications Filed
• 1 Patents Issued To-Date
• 0.18 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Yamada, Junsaku	Onomichi, JP	3	45
# of filed Patents : 3 Total Citations : 45
Yasumune, Masaru	Mihara, JP	4	87
# of filed Patents : 4 Total Citations : 87

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Patent Citation Ranking

• 22 Citation Count
• B65B Class

• 0 % this patent is cited more than
• 37 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: 4754596

Vacuum packaging method and apparatus

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Abstract

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In a vacuum packaging apparatus for packaging relatively large articles, a rotary valve is provided over a turntable having a plurality of vacuum chambers at its periphery so that an amount of air is supplementarily discharged from a vacuum chamber into one of other vacuum chambers before a complete vacuum is made and that a small amount of atmospheric air is sucked into the chamber to shrink preliminarily a packaging bag before its open end is sealed.

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Description

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Claims

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Legal Events

 

• FPAY2000
• FEPP1999
• FPAY1996
• REFU1995
• AS1992
• FPAY1991
• I1988
• STCF1988
• AS1987
• F1987
• PD1986

Date	Code	Event	Description
Jan 03, 2000	FPAY	FEE PAYMENT	year of fee payment: 12
Dec 01, 1999	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jan 05, 1996	FPAY	FEE PAYMENT	year of fee payment: 8
Dec 02, 1995	REFU	REFUND	free format text: REFUND OF EXCESS PAYMENTS PROCESSED (ORIGINAL EVENT CODE: R169); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jul 01, 1992	AS	ASSIGNMENT	free format text: CHANGE OF ASSIGNEE ADDRESS EFFECTIVE OF SEPTEMBER 17, 1991.;ASSIGNOR:ECS CORPORATION 2556-1, KIHARA-CHO, MIHARA-SHI, HIROSHIMA-KEN;REEL/FRAME:006206/0003 Owner name: ECS CORPORATION, JAPAN Effective Date: Apr 30, 1992 free format text: CHANGE OF ASSIGNEE ADDRESS;ASSIGNOR:FURUKAWA MFG. CO., LTD., 43-10 KAMATA 5-CHOME, OTA-KU, TOKYO, JAPAN;REEL/FRAME:006198/0986 Owner name: FURUKAWA MFG. CO., LTD., JAPAN Effective Date: Jul 01, 1992
Oct 31, 1991	FPAY	FEE PAYMENT	year of fee payment: 4
Jul 05, 1988	I	Issuance
May 04, 1988	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Jan 31, 1987	AS	ASSIGNMENT	free format text: ASSIGNMENT OF 1/2 OF ASSIGNORS INTEREST;ASSIGNORS:YASUMUNE, MASARU;YAMADA, JUNSAKU;REEL/FRAME:004681/0846 Owner name: FURUKAWA MFG. CO., LTD., 43-10, KAMATA 5-CHOME, OT Effective Date: Jan 31, 1987 free format text: ASSIGNMENT OF 1/2 OF ASSIGNORS INTEREST;ASSIGNORS:YASUMUNE, MASARU;YAMADA, JUNSAKU;REEL/FRAME:004681/0846 Owner name: ECS CORPORATION, 2556-1, KIHARA-CHO, MIHARA-SHI, H Effective Date: Jan 31, 1987
Jan 28, 1987	F	Filing
Jan 30, 1986	PD	Priority Date