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Official data from INPI

PENEIRA PARA SÓLIDOS GRANULADOS

Arquivada/ExtintaUtility Model

Application data

Number

MU6801681

Type

Utility Model

Filing

07/21/1988

Publication

03/20/1990

Progress at the INPI

  1. Filing07/21/88
  2. Publication03/20/90
  3. Examination01/08/91
  4. Allowance05/11/93
  5. Grant02/16/94
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 07/01/2008. 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).

Carta-patente expirada

#21.1

Patente extinta em 21/07/1998

07/01/2008

RPI 1956

201

04/18/1995

RPI 1272

Republicação - classificação IPC

#15.11

04/04/1995

RPI 1270

Pedido de licença voluntária

#17.1

07/05/1994

RPI 1231

Concessão da patente

#16.1

02/16/1994

RPI 1211

Notificação para pagamento de retribuição

#13.1

09/21/1993

RPI 1190

Deferimento

#9.1

05/11/1993

RPI 1171

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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