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Official data from INPI

TURBOCARREGADOR

Em AnáliseInvention Patent

Application data

Number

PI8603776

Type

Invention Patent

Filing

08/07/1986

Publication

11/17/1987

Progress at the INPI

  1. Filing08/07/86
  2. Publication11/17/87
  3. Examination06/14/88
  4. Allowance08/07/90
  5. Grant03/26/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Roto-Master, Inc

US

Inventors

A. J. (pessoa física)

US

J. M. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

822261 · 01/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/14/1988

RPI 921

Publicação do pedido de patente

#3.1

11/17/1987

RPI 891

Pedido de patente depositado

#2.1

02/24/1987

RPI 853

Carta-patente expirada

#21.1

Patente extinta em 07/08/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

03/26/1991

RPI 1060

Notificação para pagamento de retribuição

#13.1

11/20/1990

RPI 1042

Deferimento

#9.1

08/07/1990

RPI 1027

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