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Official data from INPI

PROCESSO E APARELHO PARA SECAGEM DE UM MATERIAL ALIMENTÍCIO PLÁSTICO QUENTE EXTRUDADO E PRODUTO ALIMENTÍCIO

PublicadaInvention Patent

Application data

Number

PI8705748

Type

Invention Patent

Filing

10/28/1987

Publication

05/31/1988

Progress at the INPI

  1. Filing10/28/87
  2. Publication05/31/88
  3. Examination12/18/90
  4. Allowance
  5. Grant
  6. In force

Published on 05/31/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Frito-Lay, Inc

US

Inventors

C. B. (pessoa física)

US

L. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

924.551 · 10/29/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/31/1988

RPI 919

Pedido de patente depositado

#2.1

02/09/1988

RPI 903

Retificação

#15.3

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

12/18/1990

RPI 1046

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