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Official data from INPI

DISPOSITIVO DE SELAGEM DO OLEO ATRAVÉS DE BOLSA DE NITROGÊNIO

PublicadaUtility Model

Application data

Number

MU6802416

Type

Utility Model

Filing

10/27/1988

Publication

07/11/1989

Progress at the INPI

  1. Filing10/27/88
  2. Publication07/11/89
  3. Examination02/13/90
  4. Allowance
  5. Grant
  6. In force

Published on 07/11/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. P. (pessoa física)

SP, BR

Inventors

D. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

07/11/1989

RPI 977

Pedido de patente depositado

#2.1

05/30/1989

RPI 971

14.2

10/24/1995

RPI 1299

15.7

08/31/1993

RPI 1187

Retificação

#15.3

03/09/1993

RPI 1162

Notificação para pagamento de retribuição

#13.1

11/17/1992

RPI 1146

Deferimento

#9.1

06/30/1992

RPI 1126

Republicação - classificação IPC

#15.11

12/17/1991

RPI 1098

Exigência - art. 36 da LPI

#6.1

09/24/1991

RPI 1086

Solicitação de exame técnico

#4.1

02/13/1990

RPI 1006

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