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Official data from INPI

MANCAL DE ROLAMENTO DE GRANDE PORTE

Em AnáliseInvention Patent

Application data

Number

PI8803741

Type

Invention Patent

Filing

07/28/1988

Publication

02/14/1989

Progress at the INPI

  1. Filing07/28/88
  2. Publication02/14/89
  3. Examination11/07/89
  4. Allowance10/15/91
  5. Grant05/26/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

K. S. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3725027.2 · 07/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/07/1989

RPI 994

Publicação do pedido de patente

#3.1

02/14/1989

RPI 956

Pedido de patente depositado

#2.1

12/27/1988

RPI 949

Carta-patente expirada

#21.1

Patente extinta em 28/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

02/18/1992

RPI 1107

Deferimento

#9.1

10/15/1991

RPI 1089

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