【簡介：】Bibliographic Data
Application Number: 07/574,529 Customer Number: -
Filing or 371 (c) Date: 08-28-1990 Status: Patented Case
Application Type: Util

Bibliographic Data
Application Number: 07/574,529 Customer Number: -
Filing or 371 (c) Date: 08-28-1990 Status: Patented Case
Application Type: Utility Status Date: 12-26-1990
Examiner Name: SIMONE, TIMOTHY F Location: ELECTRONIC
Group Art Unit: 2402 Location Date: -
Confirmation Number: 8452 Earliest Publication No: -
Attorney Docket Number: 2397/78984/nhz Earliest Publication Date: -
Class / Subclass: 099/411 Patent Number: 4,995,312
First Named Inventor: ERNEST LEIROS , DIJON, (FR) Issue Date of Patent: 02-26-1991

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Title of Invention: COOKING APPLIANCE WITH ELECTRIC HEATING

這是美專局提供的這個專利的法律狀態(tài)
其中Status（法律狀態(tài)）為Patented Case（專利已授權(quán)）
美國專利的有效期是20年，這個專利的申請日是1990年8月28日，應(yīng)該從申請日算起，所以說這個專利已經(jīng)過期，
應(yīng)該沒有續(xù)期，20年以前的技術(shù)了。