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Official data from INPI

PROCESSO E ARRANJO PARA EXTRAIR UM MEIO DE BAIXO PONTO DE EBULIÇÃO

PublicadaInvention Patent

Application data

Number

PI8804715

Type

Invention Patent

Filing

09/13/1988

Publication

04/18/1989

Progress at the INPI

Awaiting grant fee payment
  1. Filing09/13/88
  2. Publication04/18/89
  3. Examination09/11/90
  4. Allowance04/23/91
  5. Grant
  6. In force

The application was allowed by the INPI on 04/23/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. P. (pessoa física)

CS

Inventors

A. T. (pessoa física)

F. J. (pessoa física)

J. S. (pessoa física)

K. K. (pessoa física)

Z. F. (pessoa física)

Technical data

IPC Classification

Priority claims

CS

PV 6658-87 · 09/14/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

01/24/1989

RPI 953

Retificação

#15.3

08/13/1991

RPI 1080

Deferimento

#9.1

04/23/1991

RPI 1064

Solicitação de exame técnico

#4.1

09/11/1990

RPI 1032

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