(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

TRATAMENTO DE POLPA COM OXIGÊNIO.

Em AnáliseInvention Patent

Application data

Number

PI8109040

Type

Invention Patent

Filing

09/04/1981

Publication

09/06/1983

Progress at the INPI

  1. Filing09/04/81
  2. Publication09/06/83
  3. Abandoned02/26/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/18/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

weyerhaeuser Company

US

See this company's full portfolio

Inventors

A. [. (pessoa física)

D. (pessoa física)

D. C. (pessoa física)

G. [. (pessoa física)

H. [. (pessoa física)

H. [. (pessoa física)

M. [. (pessoa física)

M. [. (pessoa física)

O. [. (pessoa física)

R. [. (pessoa física)

Technical data

IPC Classification

Priority claims

US

81/01187 · 09/04/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

11/18/1986

RPI 839

Solicitação de exame técnico

#4.1

02/26/1985

RPI 749

Notificação de entrada na fase nacional - PCT

#1.3

09/06/1983

RPI 672

Arquivamento - Art. 36 §1° da LPI

#11.2

10/05/1993

RPI 1192

Exigência - art. 36 da LPI

#6.1

04/13/1993

RPI 1167

Exigência - art. 36 da LPI

#6.1

02/18/1992

RPI 1107

Related

From the same holder

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.