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Official data from INPI

COMPOSTO DE 1-ARIL-SULFONIL-3-CARBOXI-AZETIDINA, PROCESSO PARA SUA PREPARAÇÃO, E DERIVADOS DE ACETIDINA.

ArquivadaInvention Patent

Application data

Number

PI8400129

Type

Invention Patent

Filing

01/12/1984

Publication

08/21/1984

Progress at the INPI

  1. Filing01/12/84
  2. Publication08/21/84
  3. Examination08/12/86
  4. Allowance04/02/91
  5. Abandoned
  6. In force

The application was allowed on 04/02/1991 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: 09/05/1989. 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

H. V. (pessoa física)

S. G. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8300860 · 01/13/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

09/05/1989

RPI 985

Exigência - art. 36 da LPI

#6.1

01/31/1989

RPI 954

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

08/21/1984

RPI 722

Pedido de patente depositado

#2.1

03/20/1984

RPI 700

Arquivamento - Art. 38 §2° da LPI

#11.4

09/22/1992

RPI 1138

Notificação para pagamento de retribuição

#13.1

07/16/1991

RPI 1076

Deferimento

#9.1

04/02/1991

RPI 1061

102

10/09/1990

RPI 1036

Pedido de recurso

#12.3

05/15/1990

RPI 1018

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