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

Patent Owner(s)

Patent Owner	Address
HITACHI KIDEN KOGYO LTD	1-GO 11-BAN SHIMOSAKABE 3-CHOME AMAGASAKI HYOGO

International Classification(s)

• B30B:PRESSES IN GENERAL; PRESSES NOT OTHERWISE PROVIDED....

• 1981 Application Filing Year
• B30B Class
• 174 Applications Filed
• 0 Patents Issued To-Date
• 0 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fujii, Hiroshi	Amagasaki, JP	234	3596
# of filed Patents : 234 Total Citations : 3596
Imamura, Yoshinobu	Nishinomiya, JP	3	16
# of filed Patents : 3 Total Citations : 16
Kamei, Shigeki	Nishinomiya, JP	6	120
# of filed Patents : 6 Total Citations : 120
Yamagata, Tetuo	Kobe, JP	1	12
# of filed Patents : 1 Total Citations : 12

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Patent Citation Ranking

• 12 Citation Count
• B30B Class

• 0 % this patent is cited more than
• 41 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: 4436026

Empty can crusher

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Abstract

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An empty can crusher for crushing and flattening empty cans, comprising an inlet, a chute, a stopper device, a pressing device and a forked chute. Empty cans supplied in the crusher are crushed and flattened by the pressing device and are sorted into aluminium cans and steel cans by means of a magnet embedded in the pressing device, which fall down into respective receptacles through the forked chute.

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Description

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Claims

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Legal Events

 

• LAPS2018
• STCH2018
• FP1992
• LAPS1992
• FEPP1991
• FEPP1987
• FEPP1987
• MAFP1987
• I1984
• F1981
• AS1981
• PD1981

Date	Code	Event	Description
Jun 13, 2018	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES	free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.)
Jun 13, 2018	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Mar 15, 1992	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Mar 15, 1992
Mar 15, 1992	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Oct 15, 1991	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Oct 13, 1987	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Oct 09, 1987	FEPP	FEE PAYMENT PROCEDURE	free format text: SURCHARGE FOR LATE PAYMENT, PL 96-517 (ORIGINAL EVENT CODE: M176); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY free format text: PETITION RELATED TO MAINTENANCE FEES FILED (ORIGINAL EVENT CODE: PMFP); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Oct 09, 1987	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, PL 96-517 (ORIGINAL EVENT CODE: M170); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4
Mar 13, 1984	I	Issuance
Dec 02, 1981	F	Filing
Nov 25, 1981	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:KANEI, SHIGEKI;YAMAGATA, TETUO;IMAMURA, YOSHINOBU;AND OTHERS;REEL/FRAME:003963/0669 Owner name: HITACHI KIDEN KOGYO, LTD. 1-GO, 11-BAN, 3-CHOME, S Effective Date: Nov 25, 1981
Mar 06, 1981	PD	Priority Date