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Official data from INPI

FILTRO DE OLEO COMESTIVEL

ConcedidaUtility Model

Application data

Number

MU6201593

Type

Utility Model

Filing

11/23/1982

Publication

06/26/1984

Progress at the INPI

  1. Filing11/23/82
  2. Publication06/26/84
  3. Examination10/02/84
  4. Allowance08/20/85
  5. Grant12/30/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TAYLOR FREEZER BRASIL [BR]

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Inventors

Y. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

110

06/17/1986

RPI 817

Recurso

#12.1

12/10/1985

RPI 790

Deferimento

#9.1

08/20/1985

RPI 774

Pedido de certificado de adição de invenção

#5.1

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

10/02/1984

RPI 728

Publicação do pedido de patente

#3.1

06/26/1984

RPI 714

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

Republicação - classificação IPC

#15.11

01/12/2010

RPI 2036

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Pedido de licença compulsória

#20.1

05/11/1993

RPI 1171

20.4

04/06/1993

RPI 1166

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