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Official data from INPI

TURBOMÁQUINA E PROCESSO PARA A OPERAÇÃO DE UMA TURBOMÁQUINA

DeferidaInvention Patent

Application data

Number

PI9003296

Type

Invention Patent

Filing

07/10/1990

Publication

08/27/1991

Progress at the INPI

Awaiting grant fee payment
  1. Filing07/10/90
  2. Publication08/27/91
  3. Examination03/02/93
  4. Allowance03/15/94
  5. Grant
  6. In force

The application was allowed by the INPI on 03/15/1994. The grant of the letters patent is being processed.

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Latest action published by the INPI: 07/26/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

L. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

378.904 · 07/12/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

07/26/1994

RPI 1234

Deferimento

#9.1

03/15/1994

RPI 1215

Solicitação de exame técnico

#4.1

03/02/1993

RPI 1161

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

01/08/1991

RPI 1049

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