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

PROCESSO PARA A PREPARAÇÃO DE 1,2-DIACIL-SN-GLÍCERO-3-FOSFOCOLINAS E 1,2-DIACIL-SN-GLÍCERO-3-FOSFOETANOLAMINAS DE SUBSTITUIÇÃO MISTA

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI8502293

Type

Invention Patent

Filing

05/15/1985

Publication

01/21/1986
View on INPI

Progress at the INPI

  1. Filing05/15/85
  2. Publication01/21/86
  3. Examination01/26/88
  4. Allowance12/03/91
  5. Grant08/25/92
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. A. (pessoa física)

AT

See this company's full portfolio

Inventors

D. H. (pessoa física)

AT

D. P. (pessoa física)

AT

Technical data

IPC Classification

C07F 9/09

Priority claims

AT

A 1590/84 · 05/15/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/26/1988

RPI 901

Publicação do pedido de patente

#3.1

01/21/1986

RPI 796

Pedido de patente depositado

#2.1

07/16/1985

RPI 769

Carta-patente expirada

#21.1

Patente extinta em 15/05/2000

07/15/2008

RPI 1958

Pedido de licença compulsória

#20.1

04/20/1993

RPI 1168

20.4

04/13/1993

RPI 1167

20.4

04/06/1993

RPI 1166

20.4

03/30/1993

RPI 1165

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

04/21/1992

RPI 1116

Deferimento

#9.1

12/03/1991

RPI 1096

Related

Patent monitoring

Track this patent in real time.

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