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Official data from INPI

Pá de escavação e placa de montagem.

Em AnáliseInvention Patent

Application data

Number

PI8101397

Type

Invention Patent

Filing

03/10/1981

Publication

-

Progress at the INPI

  1. Filing03/10/81
  2. Publication
  3. Examination11/16/83
  4. Allowance07/31/84
  5. Grant02/26/85
  6. Terminated05/24/88

The patent was granted on 02/26/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wain-Roy, Inc

Inventors

C. A. (pessoa física)

Technical data

IPC Classification

Priority claims

US

129.489 · 03/10/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

11/13/1984

RPI 734

Deferimento

#9.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

11/16/1983

RPI 682

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era E02F 3/44.

03/27/2018

RPI 2464

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