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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7806740

Type

Invention Patent

Filing

10/11/1978

Publication

-

Progress at the INPI

  1. Filing10/11/78
  2. Publication
  3. Examination
  4. Allowance03/27/84
  5. Grant10/30/84
  6. Terminated05/04/93

The patent was granted on 10/30/1984 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: 10/30/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. C. (pessoa física)

US

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Inventors

C. W. (pessoa física)

R. W. (pessoa física)

S. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

07/17/1984

RPI 717

Republicação - classificação IPC

#15.11

04/17/1984

RPI 704

Deferimento

#9.1

03/27/1984

RPI 701

Republicação - classificação IPC

#15.11

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

Exigência - art. 36 da LPI

#6.1

01/25/1983

RPI 640

Anuidade - prazo legal encerrado

#18.2

05/04/1993

RPI 1170

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