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

PROCESSO APERFEICOADO PARA REDUZIR A CONCENTRACAO DE ACRILONITRILA LIVRE EM UMA EMULSAO DE POLIMERO DE ACRILONITRILA

ArquivadaInvention Patent

Application data

Number

PI8206685

Type

Invention Patent

Filing

12/28/1981

Publication

10/04/1983

Progress at the INPI

  1. Filing12/28/81
  2. Publication10/04/83
  3. Abandoned09/03/85
  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: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GOODYEAR TIRE & RUBBER [US]

See this company's full portfolio

Inventors

C. J. (pessoa física)

S. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/27/1987

RPI 888

Exigência - art. 36 da LPI

#6.1

03/10/1987

RPI 855

Solicitação de exame técnico

#4.1

09/03/1985

RPI 776

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/11/1983

RPI 638

Patent monitoring

Track this patent in real time.

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