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Official data from INPI

JUNTA ARTICULADA

PublicadaInvention Patent

Application data

Number

PI8803973

Type

Invention Patent

Filing

07/15/1988

Publication

02/28/1989

Progress at the INPI

  1. Filing07/15/88
  2. Publication02/28/89
  3. Examination07/31/90
  4. Allowance07/06/93
  5. Grant04/26/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. C. (pessoa física)

JP

Y. K. (pessoa física)

JP

See this company's full portfolio

Inventors

K. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

62109226 · 07/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/28/1989

RPI 958

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Carta-patente expirada

#21.1

Patente extinta em 15/07/2003

09/02/2008

RPI 1965

20.4

09/26/1995

RPI 1295

Concessão da patente

#16.1

04/26/1994

RPI 1221

15.15

11/23/1993

RPI 1199

Deferimento

#9.1

07/06/1993

RPI 1179

Conhecimento de parecer técnico

#7.1

05/12/1992

RPI 1119

Solicitação de exame técnico

#4.1

07/31/1990

RPI 1026

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