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Official data from INPI

APERFEICOAMENTOS EM MAQUINAS TERMOFORMADORAS

Em AnáliseInvention Patent

Application data

Number

PI7601340

Type

Invention Patent

Filing

03/05/1976

Publication

-

Progress at the INPI

  1. Filing03/05/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. Terminated08/03/93

The patent was granted and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/08/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. M. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

11/08/1983

RPI 681

Pedido de licença compulsória

#20.1

11/01/1983

RPI 680

Pedido de licença compulsória

#20.1

09/27/1983

RPI 675

Notificação para pagamento de retribuição

#13.1

09/14/1982

RPI 621

110

05/25/1982

RPI 605

Recurso

#12.1

12/22/1981

RPI 583

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29D 3/00; B29C 17/02.

03/27/2018

RPI 2464

21.4

09/14/1993

RPI 1189

Carta-patente expirada

#21.1

08/03/1993

RPI 1183

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