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Official data from INPI

FECHO CORREDIÇO SEPARÁVEL

Em AnáliseUtility Model

Application data

Number

MU6402190

Type

Utility Model

Filing

10/30/1984

Publication

09/10/1985

Progress at the INPI

  1. Filing10/30/84
  2. Publication09/10/85
  3. Examination01/28/86
  4. Allowance04/17/90
  5. Grant06/26/90
  6. Expired11/22/94

The letters patent expired on 11/22/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

See this company's full portfolio

Inventors

S. A. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

58-191771 · 12/13/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

05/16/1989

RPI 969

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Indeferimento

#9.2

01/10/1989

RPI 951

Conhecimento de parecer técnico

#7.1

03/15/1988

RPI 908

6.2

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

01/28/1986

RPI 797

Publicação do pedido de patente

#3.1

09/10/1985

RPI 777

Pedido de patente depositado

#2.1

01/15/1985

RPI 743

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

Concessão da patente

#16.1

06/26/1990

RPI 1024

100

04/17/1990

RPI 1014

15.10

03/01/1990

RPI 1007

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