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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8008894

Type

Invention Patent

Filing

10/31/1980

Publication

-

Progress at the INPI

  1. Filing10/31/80
  2. Publication
  3. Examination06/21/83
  4. Allowance06/11/85
  5. Grant12/31/85
  6. Expired11/21/95

The letters patent expired on 11/21/1995: 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: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. C. Stlund A/S

NO

Inventors

O. O. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Exigência - art. 36 da LPI

#6.1

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

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