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Official data from INPI

ALETA METÁLICA REALÇADA DE UM TROCADOR DE CALOR

Em AnáliseInvention Patent

Application data

Number

PI9005939

Type

Invention Patent

Filing

11/23/1990

Publication

09/24/1991

Progress at the INPI

Under appeal
  1. Filing11/23/90
  2. Publication09/24/91
  3. Examination12/10/91
  4. Allowance06/21/94
  5. Grant
  6. In force

The application is under appeal: the INPI has yet to review the decision.

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Latest action published by the INPI: 03/26/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

US

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Inventors

J. E. (pessoa física)

US

L. U. (pessoa física)

Technical data

IPC Classification

Priority claims

US

441,026 · 11/24/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

03/26/1996

RPI 1321

Recurso

#12.1

10/04/1994

RPI 1244

Deferimento

#9.1

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

12/10/1991

RPI 1097

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/07/1991

RPI 1066

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