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Official data from INPI

DISPOSITIVO PARA A DETERMINAÇÃO DA CORRENTE DE MASSA E DA DIREÇÃO DE FLUXO DE PASSAGEM

PublicadaInvention Patent

Application data

Number

PI8704870

Type

Invention Patent

Filing

09/22/1987

Publication

06/14/1988

Progress at the INPI

Awaiting grant fee payment
  1. Filing09/22/87
  2. Publication06/14/88
  3. Examination09/18/90
  4. Allowance12/24/91
  5. Grant
  6. In force

The application was allowed by the INPI on 12/24/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vdo Adolf Schindling Ag

DE

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Inventors

D. W. (pessoa física)

DE

Technical data

Priority claims

DE

P 36 37 541.1 · 11/04/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/14/1988

RPI 921

Pedido de patente depositado

#2.1

12/01/1987

RPI 893

Retificação

#15.3

06/16/1992

RPI 1124

Deferimento

#9.1

12/24/1991

RPI 1099

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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