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Official data from INPI

APERFEIÇOAMENTO DE UMA SEMEADORA ADUBADORA HIDRÁULICA E ARRASTO ESPECIAL PARA TERRENOS ALAGADOS E VÁRZEAS

Em AnáliseInvention Patent

Application data

Number

PI8202389

Type

Invention Patent

Filing

04/26/1982

Publication

11/29/1983

Progress at the INPI

  1. Filing04/26/82
  2. Publication11/29/83
  3. Examination02/28/84
  4. Allowance10/30/84
  5. Grant05/28/85
  6. Terminated06/21/88

The patent was granted on 05/28/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baldan-Implementos Agrícolas S/A

SP, BR

See this company's full portfolio

Inventors

O. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

201

01/13/1987

RPI 847

Pedido de licença voluntária

#17.1

07/15/1986

RPI 821

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Republicação - classificação IPC

#15.11

02/26/1985

RPI 749

Deferimento

#9.1

10/30/1984

RPI 732

Solicitação de exame técnico

#4.1

02/28/1984

RPI 697

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

06/15/1982

RPI 608

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