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Official data from INPI

DISPOSITIVO PARA TRABALHAR A TERRA

ArquivadaInvention Patent
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Application data

Number

PI9100960

Type

Invention Patent

Filing

03/11/1991

Publication

11/05/1991
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Progress at the INPI

  1. Filing03/11/91
  2. Publication11/05/91
  3. Abandoned07/07/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/05/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Empresa Importadora, Exportadora Y Distribuidora para La Ciencia Y La Técnica

CU

Inventors

C. R. (pessoa física)

CU

H. G. (pessoa física)

CU

J. M. (pessoa física)

CU

R. D. (pessoa física)

CU

Technical data

IPC Classification

A01B 17/00

Priority claims

CU

45/90 · 03/12/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/05/1996

RPI 1353

6.2

12/12/1995

RPI 1306

Solicitação de exame técnico

#4.1

07/07/1992

RPI 1127

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/03/1991

RPI 1083

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