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Official data from INPI

PROCESSO DE FABRICACAO DE REVESTIMENTOS SINTETICOS

ConcedidaInvention Patent

Application data

Number

PI7901418

Type

Invention Patent

Filing

03/07/1978

Publication

-

Progress at the INPI

  1. Filing03/07/78
  2. Publication
  3. Examination
  4. Allowance03/29/83
  5. Grant10/25/83
  6. Expired06/21/94

The letters patent expired on 06/21/1994: 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

EUROFLOOR SA

Inventors

C. J. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/29/1983

RPI 649

15.0

10/19/1982

RPI 626

Exigência - art. 36 da LPI

#6.1

08/17/1982

RPI 617

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

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