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Official data from INPI

ESTRUTURA DE BRAÇADEIRA SEM ORELHAS

PublicadaInvention Patent

Application data

Number

PI8705606

Type

Invention Patent

Filing

10/20/1987

Publication

05/24/1988

Progress at the INPI

  1. Filing10/20/87
  2. Publication05/24/88
  3. Examination11/13/90
  4. Allowance01/12/93
  5. Grant06/29/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hans Oetiker AG Maschinen - Und Apparatefabrik

CH

See this company's full portfolio

Inventors

H. O. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

921.411 · 10/22/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/24/1988

RPI 918

Pedido de patente depositado

#2.1

02/23/1988

RPI 905

Carta-patente expirada

#21.1

Patente extinta em 20/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/29/1993

RPI 1178

Deferimento

#9.1

01/12/1993

RPI 1154

Conhecimento de parecer técnico

#7.1

05/26/1992

RPI 1121

Conhecimento de parecer técnico

#7.1

10/08/1991

RPI 1088

Solicitação de exame técnico

#4.1

11/13/1990

RPI 1041

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