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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8201262

Type

Invention Patent

Filing

03/09/1982

Publication

01/18/1983

Progress at the INPI

  1. Filing03/09/82
  2. Publication01/18/83
  3. Examination03/05/85
  4. Allowance10/14/86
  5. Grant06/30/87
  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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

JP

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Inventors

E. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

8.1

08/26/1986

RPI 827

Republicação - classificação IPC

#15.11

01/07/1986

RPI 794

15.5

12/17/1985

RPI 791

Exigência - art. 36 da LPI

#6.1

12/03/1985

RPI 789

Solicitação de exame técnico

#4.1

03/05/1985

RPI 750

Publicação do pedido de patente

#3.1

01/18/1983

RPI 639

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Carta-patente expirada

#21.1

Patente extinta em 09/03/97

07/01/2008

RPI 1956

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