Family

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• No Family data available.

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

Patent Owner(s)

Patent Owner	Address
MIDORI ANZEN INDUSTRY CO LTD 4-3 HIROO 5-CHOME SHIBUYA-KU TOKYO JAPAN A CORP OF JAPAN	Not Provided

International Classification(s)

• A62B:DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
• A61M:DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE B....

• 1984 Application Filing Year
• A62B Class
• 112 Applications Filed
• 1 Patents Issued To-Date
• 0.90 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kato, Yoshimisa	Machida, JP	1	22
# of filed Patents : 1 Total Citations : 22

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Patent Citation Ranking

• 22 Citation Count
• A62B Class

• 0 % this patent is cited more than
• 38 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: 4671270

Portable oxygen inhaler

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Abstract

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A portable oxygen inhaler comprises a chlorate candle, a mask, a tube connecting the chlorate candle and the mask, and a handily-sized case housing these and other component parts as an integral unit. When an actuation pin provided on the chlorate candle is pulled out of the case, oxygen is immediately generated and supplied to the mask.

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Description

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Claims

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Legal Events

 

• STCH2018
• FP1999
• LAPS1999
• REMI1998
• FPAY1994
• FEPP1990
• FPAY1990
• FEPP1989
• FEPP1989
• I1987
• AS1986
• F1984
• PD1984

Date	Code	Event	Description
Jan 23, 2018	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jun 09, 1999	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jun 09, 1999
Jun 06, 1999	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Dec 29, 1998	REMI	MAINTENANCE FEE REMINDER MAILED
Dec 07, 1994	FPAY	FEE PAYMENT	year of fee payment: 8
Dec 04, 1990	FEPP	FEE PAYMENT PROCEDURE	free format text: PAT HOLDER CLAIMS SMALL ENTITY STATUS - SMALL BUSINESS (ORIGINAL EVENT CODE: SM02); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Oct 31, 1990	FPAY	FEE PAYMENT	year of fee payment: 4
Nov 02, 1989	FEPP	FEE PAYMENT PROCEDURE	free format text: PAT HLDR NO LONGER CLAIMS SMALL ENT STAT AS INDIV INVENTOR (ORIGINAL EVENT CODE: LSM1); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Oct 31, 1989	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYMENT IS IN EXCESS OF AMOUNT REQUIRED. REFUND SCHEDULED (ORIGINAL EVENT CODE: F169); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Jun 09, 1987	I	Issuance
Nov 03, 1986	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:KATO, YOSHIMISA;REEL/FRAME:004649/0619 Owner name: MIDORI ANZEN INDUSTRY CO., LTD., 4-3 HIROO 5-CHOME Effective Date: Nov 03, 1986
Jul 06, 1984	F	Filing
Jul 06, 1984	PD	Priority Date