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Official data from INPI

PROCESSO APERFEIÇOADO DE REMOÇÃO DE CAFEÍNA DE UMA SOLUÇÃO LÍQUIDA

IndeferidaInvention Patent

Application data

Number

PI9006360

Type

Invention Patent

Filing

12/10/1990

Publication

09/24/1991

Progress at the INPI

Under appeal
  1. Filing12/10/90
  2. Publication09/24/91
  3. Examination02/16/94
  4. Refused04/27/99
  5. Grant
  6. In force

The application was refused by the INPI on 04/27/1999. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/27/2018. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

K. D. (pessoa física)

R. S. (pessoa física)

Technical data

IPC Classification

Priority claims

US

450.786 · 12/13/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: A23F 5/22; A23F 3/38; A23L 1/015.

03/27/2018

RPI 2464

Indeferimento

#9.2

Indeferido com base nos Artigos n°s 37 e 229 da LPI 9279/96.

04/27/1999

RPI 1477

Conhecimento de parecer técnico

#7.1

07/07/1998

RPI 1437

Solicitação de exame técnico

#4.1

02/16/1994

RPI 1211

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

06/04/1991

RPI 1070

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