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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM PENEIRA

Prazo de SigiloUtility Model

Application data

Number

MU6801668

Type

Utility Model

Filing

07/19/1988

Publication

03/20/1990

Progress at the INPI

  1. Filing07/19/88
  2. Publication03/20/90
  3. Examination01/08/91
  4. Allowance04/27/93
  5. Grant02/16/94
  6. Expired09/25/01

The letters patent expired on 09/25/2001: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Moinhos Indústria e Comércio Tecmolin Ltda

SP, BR

See this company's full portfolio

Inventors

L. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Carta-patente expirada

#21.1

Patente extinta em 19/07/98 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

02/16/1994

RPI 1211

Notificação para pagamento de retribuição

#13.1

08/24/1993

RPI 1186

Deferimento

#9.1

04/27/1993

RPI 1169

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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