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Official data from INPI

DISPOSIÇÃO DE SENSOR EM ÁREA CONTAMINADA

DeferidaUtility Model

Application data

Number

MU6600399

Type

Utility Model

Filing

03/24/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing03/24/86
  2. Publication11/03/87
  3. Examination02/09/88
  4. Allowance09/12/89
  5. Grant03/20/90
  6. Terminated10/10/95

The patent was granted on 03/20/1990 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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brevet Burkhardt - Máquinas de Precisão Ltda.

SP, BR

Brevet Maquinas de Precisão Ltda.

SP, BR

See this company's full portfolio

Inventors

B. K. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/12/1989

RPI 986

Solicitação de exame técnico

#4.1

02/09/1988

RPI 903

Publicação do pedido de patente

#3.1

11/03/1987

RPI 889

14.4

04/22/1987

RPI 861

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Anuidade - prazo legal encerrado

#18.2

10/10/1995

RPI 1297

Concessão da patente

#16.1

03/20/1990

RPI 1010

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