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Official data from INPI

MÁQUINA BOBINADORA COM UM DISPOSITIVO PARA SEPARAR A BOBINA DA FOLHA DE MATERIAL

Prazo de SigiloUtility Model

Application data

Number

MU6900496

Type

Utility Model

Filing

03/28/1989

Publication

02/13/1991

Progress at the INPI

  1. Filing03/28/89
  2. Publication02/13/91
  3. Examination06/01/93
  4. Allowance03/08/94
  5. Grant10/25/94
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J M Voith GmbH

DE

See this company's full portfolio

Inventors

F. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

G 88 05 965.0 · 05/05/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/16/1989

RPI 969

Carta-patente expirada

#21.1

Patente extinta em 28/03/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/21/1994

RPI 1229

Deferimento

#9.1

03/08/1994

RPI 1214

Solicitação de exame técnico

#4.1

06/01/1993

RPI 1174

Publicação do pedido de patente

#3.1

02/13/1991

RPI 1054

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