(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

CARRETA ADUBADEIRA PRÓPRIA PARA DISTRIBUIÇÃO DE TORTA DE FILTRO.

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI8103940

Type

Invention Patent

Filing

06/17/1981

Publication

01/25/1983
View on INPI

Progress at the INPI

  1. Filing06/17/81
  2. Publication01/25/83
  3. Examination08/23/83
  4. Allowance08/21/84
  5. Grant04/30/85
  6. Expired10/08/96

The letters patent expired on 10/08/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cooperativa de Produtores de Cana, Acúcar e Alcool do Estado de Sào Paulo Ltda - COPERSUCAR

SP, BR

Cooperativa de Produtores de Cana de Açúcar e Álcool do Est.S.Paulo Ltda - COPERSUCAR

SP, BR

See this company's full portfolio

Inventors

B. A. (pessoa física)

Technical data

IPC Classification

A01C 15/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

12/13/1988

RPI 947

20.4

12/06/1988

RPI 946

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

08/23/1983

RPI 670

Publicação do pedido de patente

#3.1

01/25/1983

RPI 640

Carta-patente expirada

#21.1

10/08/1996

RPI 1349

20.7

09/12/1995

RPI 1293

20.7

09/05/1995

RPI 1292

Related

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.