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

PROCESSO PARA A PREPARAÇÃO DE PIROCATEQUINA E DE HIDROQUINONA

Em AnáliseInvention Patent

Application data

Number

PI8700297

Type

Invention Patent

Filing

01/23/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing01/23/87
  2. Publication12/08/87
  3. Examination03/22/88
  4. Allowance10/19/93
  5. Abandoned
  6. In force

The application was allowed on 10/19/1993 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: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

See this company's full portfolio

Inventors

D. K. (pessoa física)

DE

D. R. (pessoa física)

DE

D. P. (pessoa física)

DE

D. D. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 02 180.6 · 01/25/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/22/1988

RPI 909

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

05/26/1987

RPI 866

Arquivamento - Art. 38 §2° da LPI

#11.4

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

03/15/1994

RPI 1215

Deferimento

#9.1

10/19/1993

RPI 1194

Exigência - art. 36 da LPI

#6.1

02/24/1993

RPI 1160

Patent monitoring

Track this patent in real time.

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