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

PROCESSO PARA PREPARAÇÃO DE DIORGANOPOLISSILOXANO LINEAR, PRODUTO OBTIDO E UTILIZAÇÃO DESTE PRODUTO

Prazo de SigiloInvention Patent
Talk to an expert

Application data

Number

PI8903877

Type

Invention Patent

Filing

07/27/1989

Publication

03/20/1990
View on INPI

Progress at the INPI

  1. Filing07/27/89
  2. Publication03/20/90
  3. Abandoned05/26/92
  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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhodia S/A

SP, BR

See this company's full portfolio

Inventors

J. F. (pessoa física)

FR

P. P. (pessoa física)

FR

Technical data

IPC Classification

C08G 77/06

Priority claims

FR

88/10538 · 07/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/07/1989

RPI 994

Arquivamento - Art. 36 §1° da LPI

#11.2

11/07/1995

RPI 1301

Exigência - art. 36 da LPI

#6.1

02/07/1995

RPI 1262

Solicitação de exame técnico

#4.1

05/26/1992

RPI 1121

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

Related

Patent monitoring

Track this patent in real time.

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