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Official data from INPI

MANCAL DE BORRACHA

PublicadaInvention Patent

Application data

Number

PI8805433

Type

Invention Patent

Filing

10/20/1988

Publication

06/27/1989

Progress at the INPI

  1. Filing10/20/88
  2. Publication06/27/89
  3. Examination03/06/90
  4. Allowance06/30/92
  5. Grant03/30/93
  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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

DE

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Inventors

D. I. (pessoa física)

K. K. (pessoa física)

P. K. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3735553.8 · 10/21/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/27/1989

RPI 975

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Carta-patente expirada

#21.1

Patente extinta em 20/10/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

11/17/1992

RPI 1146

Deferimento

#9.1

06/30/1992

RPI 1126

Exigência - art. 36 da LPI

#6.1

09/17/1991

RPI 1085

Solicitação de exame técnico

#4.1

03/06/1990

RPI 1008

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