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

Composição de polímeros fusíveis a quente formadoras de espuma.

Em AnáliseInvention Patent

Application data

Number

PI8500519

Type

Invention Patent

Filing

02/05/1985

Publication

09/24/1985

Progress at the INPI

  1. Filing02/05/85
  2. Publication09/24/85
  3. Abandoned09/29/87
  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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co.

US

See this company's full portfolio

Inventors

D. T. (pessoa física)

Technical data

IPC Classification

Priority claims

US

577.118 · 02/06/1984

US

652.400 · 09/20/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

10/10/1989

RPI 990

Exigência - art. 36 da LPI

#6.1

03/21/1989

RPI 961

Solicitação de exame técnico

#4.1

09/29/1987

RPI 884

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

04/30/1985

RPI 758

Arquivamento - Art. 36 §1° da LPI

#11.2

06/18/1991

RPI 1072

Exigência - art. 36 da LPI

#6.1

11/20/1990

RPI 1042

Patent monitoring

Track this patent in real time.

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