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Official data from INPI

FERRAMENTA DE ESTAMPAGEM PARA SUPERFÍCIE DE CONTATO DE COLETOR.

PublicadaInvention Patent

Application data

Number

PI8700216

Type

Invention Patent

Filing

01/20/1987

Publication

08/02/1988

Progress at the INPI

Awaiting grant fee payment
  1. Filing01/20/87
  2. Publication08/02/88
  3. Examination08/28/90
  4. Allowance11/19/91
  5. Grant
  6. In force

The application was allowed by the INPI on 11/19/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 08/02/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D S O "Elprom"

BG

Inventors

A. A. (pessoa física)

B. Y. (pessoa física)

C. H. (pessoa física)

I. V. (pessoa física)

M. D. (pessoa física)

M. H. (pessoa física)

N. F. (pessoa física)

P. P. (pessoa física)

V. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/02/1988

RPI 928

Pedido de patente depositado

#2.1

05/12/1987

RPI 864

Retificação

#15.3

06/16/1992

RPI 1124

Deferimento

#9.1

11/19/1991

RPI 1094

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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