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Official data from INPI

APARELHO E PROCESSO PARA FABRICAR CONDUTORES COMPACTOS TORCIDOS

Em AnáliseInvention Patent

Application data

Number

PI8502888

Type

Invention Patent

Filing

06/17/1985

Publication

02/25/1986

Progress at the INPI

  1. Filing06/17/85
  2. Publication02/25/86
  3. Examination04/12/88
  4. Allowance02/13/91
  5. Grant09/24/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 04/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ceeco Machinery Manufacturing Ltd.

CA

Inventors

A. V. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

621.485 · 06/18/1984

US

741.452 · 06/07/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação do pedido de patente

#3.1

02/25/1986

RPI 801

Pedido de patente depositado

#2.1

08/20/1985

RPI 774

Carta-patente expirada

#21.1

Patente extinta em 17/06/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

05/28/1991

RPI 1069

Deferimento

#9.1

02/13/1991

RPI 1054

Exigência - art. 36 da LPI

#6.1

09/25/1990

RPI 1034

6.2

01/02/1990

RPI 1000

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