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Official data from INPI

PROCESSO PARA TRATAMENTO DE PANO OU TECIDO

ConcedidaInvention Patent

Application data

Number

PI7704007

Type

Invention Patent

Filing

06/20/1977

Publication

-

Progress at the INPI

  1. Filing06/20/77
  2. Publication
  3. Examination
  4. Allowance07/20/82
  5. Grant04/26/83
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 04/26/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNITED MERCHANTS & MFG

Inventors

G. R. (pessoa física)

N. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1983

RPI 653

Notificação para pagamento de retribuição

#13.1

12/07/1982

RPI 633

Deferimento

#9.1

07/20/1982

RPI 613

Exigência - art. 36 da LPI

#6.1

11/17/1981

RPI 578

Carta-patente expirada

#21.1

07/06/1993

RPI 1179

Pedido de licença compulsória

#20.1

04/02/1991

RPI 1061

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