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Official data from INPI

PROCESSO PARA PREPARAR ÁCIDO AZETIDINO-3-CARBOXÍLICO, SEUS DERIVADOS E USO

Em AnáliseInvention Patent

Application data

Number

PI8502885

Type

Invention Patent

Filing

06/17/1985

Publication

02/25/1986

Progress at the INPI

  1. Filing06/17/85
  2. Publication02/25/86
  3. Examination02/09/88
  4. Allowance02/19/91
  5. Abandoned
  6. In force

The application was allowed on 02/19/1991 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: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

See this company's full portfolio

Inventors

M. M. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8415615 · 06/19/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/09/1988

RPI 903

Publicação do pedido de patente

#3.1

02/25/1986

RPI 801

Pedido de patente depositado

#2.1

09/03/1985

RPI 776

Arquivamento - Art. 38 §2° da LPI

#11.4

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

06/04/1991

RPI 1070

Deferimento

#9.1

02/19/1991

RPI 1055

Exigência - art. 36 da LPI

#6.1

08/28/1990

RPI 1030

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