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

ARGILAS INTERCALADAS ESTÁVEIS E PROCESSO DE PREPARAÇÃO

Em AnáliseInvention PatentPCT · US1988000567

Application data

Number

PI8806035

Type

Invention Patent

Filing

03/04/1988

Publication

10/17/1989

PCT

US1988000567

Progress at the INPI

  1. Filing03/04/88
  2. Publication10/17/89
  3. Examination09/11/90
  4. Allowance
  5. Grant
  6. In force

Published on 10/17/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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: 10/17/1989. 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

J. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

021.972 · 03/05/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/17/1989

RPI 991

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B01J 29/02.

03/27/2018

RPI 2464

Retificação

#15.3

02/13/1996

RPI 1315

Solicitação de exame técnico

#4.1

09/11/1990

RPI 1032

Patent monitoring

Track this patent in real time.

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