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Official data from INPI

PROCESSO PARA O TRANSPORTE DE MATERIAIS E TRANSPORTADOR DE CORREIA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000041

Type

Invention Patent

Filing

01/05/1990

Publication

10/09/1990

Progress at the INPI

  1. Filing01/05/90
  2. Publication10/09/90
  3. Examination03/12/91
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Expired05/11/10

The letters patent expired on 05/11/2010: 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: 05/11/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fredenhagen Gmbh & Co. Kg

DE

F. K. (pessoa física)

DE

Inventors

W. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 00 341.8 · 01/07/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 05/01/2005

05/11/2010

RPI 2053

Alteração de nome deferida

#25.4

Alterado de: Fredenhagen Kommanditgesellschaft

09/22/1998

RPI 1448

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

Publicação do pedido de patente

#3.1

10/09/1990

RPI 1036

Pedido de patente depositado

#2.1

05/01/1990

RPI 1016

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