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Official data from INPI

TUBO COM BALÃO INFLÀVEL PARA TRATAMENTO DAS EPITAXES ANTERIORES

PublicadaInvention Patent
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Application data

Number

PI8705481

Type

Invention Patent

Filing

09/30/1987

Publication

05/02/1989
View on INPI

Progress at the INPI

  1. Filing09/30/87
  2. Publication05/02/89
  3. Examination05/07/91
  4. Allowance08/17/93
  5. Grant06/28/94
  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.

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Latest action published by the INPI: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. N. (pessoa física)

PR, BR

Inventors

A. N. (pessoa física)

BR

Technical data

IPC Classification

A61M 25/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

01/10/1989

RPI 951

Pedido de patente depositado

#2.1

02/23/1988

RPI 905

Carta-patente expirada

#21.1

Patente extinta em 30/09/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

08/17/1993

RPI 1185

Exigência - art. 36 da LPI

#6.1

02/24/1993

RPI 1160

Solicitação de exame técnico

#4.1

05/07/1991

RPI 1066

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