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

PROCESSO PARA A PREPARAÇÃO DE POLIDISSILACICLOBUTASSILAZANAS E PROCESSO PARA PREPARAR UM MATERIAL CERÂMICO.

Em AnáliseInvention Patent

Application data

Number

PI8802787

Type

Invention Patent

Filing

06/08/1988

Publication

12/27/1988

Progress at the INPI

  1. Filing06/08/88
  2. Publication12/27/88
  3. Examination05/23/89
  4. Allowance01/18/94
  5. Abandoned
  6. In force

The application was allowed on 01/18/1994 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

See this company's full portfolio

Inventors

G. B. (pessoa física)

US

Technical data

Priority claims

US

059.718 · 06/08/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/23/1989

RPI 970

Publicação do pedido de patente

#3.1

12/27/1988

RPI 949

Pedido de patente depositado

#2.1

11/01/1988

RPI 941

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Arquivamento - Art. 38 §2° da LPI

#11.4

10/18/1994

RPI 1246

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Exigência - art. 36 da LPI

#6.1

05/04/1993

RPI 1170

Exigência - art. 36 da LPI

#6.1

04/28/1992

RPI 1117

Patent monitoring

Track this patent in real time.

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