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Official data from INPI

DISPOSITIVO OU RECIPIENTE PRESSURIZADOR UTILIZÁVEL PARA TRABALHOS EM AMBIENTES ESTÉREIS

PublicadaUtility Model

Application data

Number

MU6700839

Type

Utility Model

Filing

05/05/1987

Publication

11/29/1988

Progress at the INPI

  1. Filing05/05/87
  2. Publication11/29/88
  3. Examination02/05/91
  4. Allowance11/03/93
  5. Grant05/31/94
  6. Terminated07/09/96

The patent was granted on 05/31/1994 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. K. (pessoa física)

SC, BR

Inventors

H. K. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/29/1988

RPI 945

Pedido de patente depositado

#2.1

11/10/1987

RPI 890

Anuidade - prazo legal encerrado

#18.2

07/09/1996

RPI 1336

Republicação - classificação IPC

#15.11

04/04/1995

RPI 1270

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

11/03/1993

RPI 1196

Exigência - art. 36 da LPI

#6.1

03/09/1993

RPI 1162

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

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