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Official data from INPI

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Application data

Number

PI7708813

Type

Invention Patent

Filing

11/21/1977

Publication

-
View on INPI

Progress at the INPI

Awaiting grant fee payment
  1. Filing11/21/77
  2. Publication
  3. Examination04/13/82
  4. Allowance12/29/87
  5. Grant
  6. In force

The application was allowed by the INPI on 12/29/1987. The grant of the letters patent is being processed.

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Latest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

C10B 53/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

15.7

05/16/1989

RPI 969

Retificação

#15.3

12/13/1988

RPI 947

Deferimento

#9.1

12/29/1987

RPI 897

15.10

10/21/1986

RPI 835

Exigência - art. 36 da LPI

#6.1

10/29/1985

RPI 784

Exigência - art. 36 da LPI

#6.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

03/29/1983

RPI 649

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

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