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Official data from INPI

ROLO COMPACTADOR VIBRATÓRIO REBOCÁVEL

Prazo de SigiloInvention Patent

Application data

Number

PI8805366

Type

Invention Patent

Filing

10/11/1988

Publication

05/29/1990

Progress at the INPI

  1. Filing10/11/88
  2. Publication05/29/90
  3. Examination09/11/90
  4. Allowance05/04/93
  5. Grant05/31/94
  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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Construções Mecânicas CMV Ltda

RS, BR

Inventors

J. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

02/28/1989

RPI 958

Carta-patente expirada

#21.1

Patente extinta em 11/10/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/31/1994

RPI 1226

Notificação para pagamento de retribuição

#13.1

09/21/1993

RPI 1190

Deferimento

#9.1

05/04/1993

RPI 1170

Solicitação de exame técnico

#4.1

09/11/1990

RPI 1032

Publicação do pedido de patente

#3.1

05/29/1990

RPI 1020

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