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Official data from INPI

Vedação de elast^mero para trocador de calor.

DeferidaInvention Patent
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Application data

Number

PI8606222

Type

Invention Patent

Filing

12/16/1986

Publication

09/29/1987
View on INPI

Progress at the INPI

  1. Filing12/16/86
  2. Publication09/29/87
  3. Examination01/12/88
  4. Allowance
  5. Grant
  6. In force

Published on 09/29/1987, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. K. (pessoa física)

Inventors

U. G. (pessoa física)

Technical data

IPC Classification

F28F 11/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

11/14/1989

RPI 995

Pedido de certificado de adição de invenção

#5.1

05/31/1988

RPI 919

Solicitação de exame técnico

#4.1

01/12/1988

RPI 899

Publicação do pedido de patente

#3.1

09/29/1987

RPI 884

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

Republicação - classificação IPC

#15.11

05/14/1991

RPI 1067

137

10/16/1990

RPI 1037

Retificação

#15.3

04/17/1990

RPI 1014

13.2

03/27/1990

RPI 1011

Notificação para pagamento de retribuição

#13.1

03/20/1990

RPI 1010

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