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Official data from INPI

CORREI DENTEADA DE TRANSMISSAO DE FORCA MOTRIZ POSITIVA COM REFORCO DE TECIDO SUSPENSO NOS DENTES DA CORREIA

ConcedidaInvention Patent

Application data

Number

PI8106551

Type

Invention Patent

Filing

10/10/1980

Publication

06/29/1982

Progress at the INPI

  1. Filing10/10/80
  2. Publication06/29/82
  3. Examination07/10/84
  4. Allowance09/17/85
  5. Grant05/27/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIROYAL INC

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Inventors

C. T. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

01/21/1986

RPI 796

Deferimento

#9.1

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

02/12/1985

RPI 747

Solicitação de exame técnico

#4.1

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

06/29/1982

RPI 610

Pedido de patente depositado

#2.1

11/24/1981

RPI 579

Carta-patente expirada

#21.1

Patente extinta em 09/10/96

08/19/2008

RPI 1963

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