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Official data from INPI

PANO E APARELHO E PROCESSO PARA FABRICA-LO

Em AnáliseInvention Patent

Application data

Number

PI7900043

Type

Invention Patent

Filing

01/04/1979

Publication

-

Progress at the INPI

  1. Filing01/04/79
  2. Publication
  3. Examination
  4. Allowance02/14/84
  5. Grant07/31/84
  6. Terminated05/17/88

The patent was granted on 07/31/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

POLYLOK CORP

Inventors

D. D. (pessoa física)

W. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

08/23/1983

RPI 670

Republicação - classificação IPC

#15.11

01/18/1983

RPI 639

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