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Official data from INPI

PROCESSO PARA PREPARAR RESINAS DE POLIÉSTER INSATURADO DE BAIXO PESO MOLECULAR POR CONDENSAÇÃO, E, PRODUTO

IndeferidaInvention Patent

Application data

Number

PI9103862

Type

Invention Patent

Filing

09/06/1991

Publication

05/26/1992

Progress at the INPI

Under appeal
  1. Filing09/06/91
  2. Publication05/26/92
  3. Examination07/27/93
  4. Refused08/31/99
  5. Grant
  6. In force

The application was refused by the INPI on 08/31/1999. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/31/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Reichhold Chemical, Inc

US

Inventors

K. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/581,032 · 09/12/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido com base nos Artigos 37, 8, 11 e 13 da LPI.

08/31/1999

RPI 1495

Conhecimento de parecer técnico

#7.1

03/30/1999

RPI 1473

Pedido de certificado de adição de invenção

#5.1

02/08/1994

RPI 1210

Solicitação de exame técnico

#4.1

07/27/1993

RPI 1182

Publicação do pedido de patente

#3.1

05/26/1992

RPI 1121

Pedido de patente depositado

#2.1

10/15/1991

RPI 1089

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