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

PROCESSO PARA PRODUÇÃO DE UM COPOLÍMERO DE SILOXANO COM AMÔNIO QUATERNÁRIO PENDENTE

Prazo de SigiloInvention Patent

Application data

Number

PI8903252

Type

Invention Patent

Filing

06/30/1989

Publication

02/13/1990

Progress at the INPI

Awaiting grant fee payment
  1. Filing06/30/89
  2. Publication02/13/90
  3. Examination04/09/91
  4. Allowance04/02/96
  5. Grant
  6. In force

The application was allowed by the INPI on 04/02/1996. The grant of the letters patent is being processed.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

See this company's full portfolio

Inventors

A. M. (pessoa física)

Technical data

IPC Classification

Priority claims

US

214.512 · 07/01/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/24/1989

RPI 992

Retificação

#15.3

04/29/1997

RPI 1378

Republicação - classificação IPC

#15.11

02/25/1997

RPI 1369

Deferimento

#9.1

04/02/1996

RPI 1322

Exigência - art. 36 da LPI

#6.1

09/13/1994

RPI 1241

Solicitação de exame técnico

#4.1

04/09/1991

RPI 1062

Publicação do pedido de patente

#3.1

02/13/1990

RPI 1006

Patent monitoring

Track this patent in real time.

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