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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8200578

Type

Invention Patent

Filing

02/03/1982

Publication

12/07/1982

Progress at the INPI

  1. Filing02/03/82
  2. Publication12/07/82
  3. Examination08/30/83
  4. Allowance12/04/84
  5. Grant05/28/85
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J & P Coats, Limited

GB

Inventors

S. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/04/1984

RPI 737

Exigência - art. 36 da LPI

#6.1

04/03/1984

RPI 702

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Publicação do pedido de patente

#3.1

12/07/1982

RPI 633

Pedido de patente depositado

#2.1

03/23/1982

RPI 596

Carta-patente expirada

#21.1

Patente extinta em 03/02/97

07/01/2008

RPI 1956

22.2

09/02/1997

RPI 1396

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