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Official data from INPI

PERFURATRIZ MÓVEL DE ROTAÇÃO COM INJEÇÃO DE ÁGUA E AR.

IndeferidaUtility Model
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Application data

Number

MU6400526

Type

Utility Model

Filing

03/20/1984

Publication

11/12/1985
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Progress at the INPI

Under appeal
  1. Filing03/20/84
  2. Publication11/12/85
  3. Examination11/25/86
  4. Refused05/10/88
  5. Grant
  6. In force

The application was refused by the INPI on 05/10/1988. The invention was never patented.

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Latest action published by the INPI: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. V. (pessoa física)

Inventors

G. V. (pessoa física)

Technical data

IPC Classification

E21B 3/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/10/1988

RPI 916

Retificação

#15.6

02/23/1988

RPI 905

Retificação

#15.3

09/22/1987

RPI 883

Pedido de certificado de adição de invenção

#5.1

03/10/1987

RPI 855

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação do pedido de patente

#3.1

11/12/1985

RPI 786

Pedido de patente depositado

#2.1

07/17/1984

RPI 717

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