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Official data from INPI

COLORÍMETRO COMPARADOR PARA ANÁLISES QUÍMICAS

ConcedidaUtility Model

Application data

Number

MU6401757

Type

Utility Model

Filing

10/24/1984

Publication

01/29/1985

Progress at the INPI

  1. Filing10/24/84
  2. Publication01/29/85
  3. Examination04/30/85
  4. Allowance01/24/89
  5. Grant08/29/89
  6. Terminated03/10/92

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Polilab Instrumentos Tecnicos Cientificos Industria e Comercio Ltda

SP, BR

Inventors

W. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Deferimento

#9.1

01/24/1989

RPI 953

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

Retificação

#15.6

12/22/1987

RPI 896

Retificação

#15.3

09/15/1987

RPI 882

14.7

11/11/1986

RPI 838

14.4

11/04/1986

RPI 837

Solicitação de exame técnico

#4.1

04/30/1985

RPI 758

Publicação antecipada

#3.2

01/29/1985

RPI 745

Pedido de patente depositado

#2.1

01/22/1985

RPI 744

Anuidade - prazo legal encerrado

#18.2

03/10/1992

RPI 1110

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