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Official data from INPI

Aparelho medidor de sementes para uma plantadora agrícola

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102004

Type

Invention Patent

Filing

05/16/1991

Publication

12/24/1991

Progress at the INPI

  1. Filing05/16/91
  2. Publication12/24/91
  3. Examination12/28/93
  4. Allowance06/11/96
  5. Grant04/29/97
  6. Expired06/29/10

The letters patent expired on 06/29/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kinze Manufacturing, Inc

US

See this company's full portfolio

Inventors

H. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/528,760 · 05/25/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 16/05/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

04/29/1997

RPI 1378

Deferimento

#9.1

06/11/1996

RPI 1332

Exigência - art. 36 da LPI

#6.1

03/28/1995

RPI 1269

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

Publicação do pedido de patente

#3.1

12/24/1991

RPI 1099

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