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Official data from INPI

PROCESSO DE REBAIXAMENTO DE COUROS PIQUELADOS PARA CURTIMENTO VEGETAL

Em AnáliseInvention Patent
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Application data

Number

PI8801408

Type

Invention Patent

Filing

03/28/1988

Publication

11/08/1988
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Progress at the INPI

  1. Filing03/28/88
  2. Publication11/08/88
  3. Abandoned01/03/89
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

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Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. N. (pessoa física)

RS, BR

Inventors

E. N. (pessoa física)

BR

Technical data

IPC Classification

C14B 1/44

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

10/17/1989

RPI 991

Pedido de certificado de adição de invenção

#5.1

05/16/1989

RPI 969

Solicitação de exame técnico

#4.1

01/03/1989

RPI 950

Publicação antecipada

#3.2

11/08/1988

RPI 942

Pedido de patente depositado

#2.1

07/26/1988

RPI 927

10.1

06/04/1991

RPI 1070

Conhecimento de parecer técnico

#7.1

02/19/1991

RPI 1055

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