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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI7803478

Type

Invention Patent

Filing

05/31/1978

Publication

-

Progress at the INPI

  1. Filing05/31/78
  2. Publication
  3. Examination
  4. Allowance12/07/82
  5. Grant06/28/83
  6. Terminated04/20/93

The patent was granted on 06/28/1983 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: 09/09/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Webato-Werk W. Baier Gmbh & Co.

DE

Inventors

H. E. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

09/09/1986

RPI 829

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

05/17/1983

RPI 656

Deferimento

#9.1

12/07/1982

RPI 633

Exigência - art. 36 da LPI

#6.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

04/20/1993

RPI 1168

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