Patent Law FAQ

This FAQ answers all your questions about patent law, patent procedure, and the patent examination process.

c Expand All C Collapse All

MPEP 200 – Types and Status of Application; Benefit and Priority (1)

A Continued Prosecution Application (CPA) is a type of patent application specifically for design patents, filed under 37 CFR 1.53(d). It allows applicants to continue prosecution of a parent design patent application by filing a request for a CPA.

According to MPEP ¶ 2.30: The request filed on [date] for a Continued Prosecution Application (CPA) under 37 CFR 1.53(d) based on parent Application No. [number] is acceptable and a CPA has been established. This means that when a CPA is properly filed and accepted, it continues the prosecution of the parent application while establishing a new application.

For more information on continued prosecution application, visit: continued prosecution application.

For more information on CPA, visit: CPA.

For more information on design patents, visit: design patents.

For more information on Patent Application Process, visit: Patent Application Process.

MPEP 201 – Types of Applications (1)

A Continued Prosecution Application (CPA) is a type of patent application specifically for design patents, filed under 37 CFR 1.53(d). It allows applicants to continue prosecution of a parent design patent application by filing a request for a CPA.

According to MPEP ¶ 2.30: The request filed on [date] for a Continued Prosecution Application (CPA) under 37 CFR 1.53(d) based on parent Application No. [number] is acceptable and a CPA has been established. This means that when a CPA is properly filed and accepted, it continues the prosecution of the parent application while establishing a new application.

For more information on continued prosecution application, visit: continued prosecution application.

For more information on CPA, visit: CPA.

For more information on design patents, visit: design patents.

For more information on Patent Application Process, visit: Patent Application Process.

MPEP 500 – Receipt and Handling of Mail and Papers (1)

The USPTO assigns different series codes to various types of patent applications:

  • 01/ – 16/: Nonprovisional applications (utility, plant, and reissue)
  • 29/: Design applications
  • 35/: International design applications
  • 60/, 61/, and 62/: Provisional applications
  • 90/: Ex parte reexamination proceedings
  • 95/: Inter partes reexamination proceedings
  • 96/: Supplemental examination proceedings and resulting ex parte reexamination proceedings

The MPEP provides a detailed breakdown of series codes for nonprovisional applications from 1925 to the present. For example, ‘Series code 16 is assigned to nonprovisional applications filed from June 2018 to present.’ (MPEP 503)

MPEP 503 – Application Number and Filing Receipt (1)

The USPTO assigns different series codes to various types of patent applications:

  • 01/ – 16/: Nonprovisional applications (utility, plant, and reissue)
  • 29/: Design applications
  • 35/: International design applications
  • 60/, 61/, and 62/: Provisional applications
  • 90/: Ex parte reexamination proceedings
  • 95/: Inter partes reexamination proceedings
  • 96/: Supplemental examination proceedings and resulting ex parte reexamination proceedings

The MPEP provides a detailed breakdown of series codes for nonprovisional applications from 1925 to the present. For example, ‘Series code 16 is assigned to nonprovisional applications filed from June 2018 to present.’ (MPEP 503)

Patent Law (2)

A Continued Prosecution Application (CPA) is a type of patent application specifically for design patents, filed under 37 CFR 1.53(d). It allows applicants to continue prosecution of a parent design patent application by filing a request for a CPA.

According to MPEP ¶ 2.30: The request filed on [date] for a Continued Prosecution Application (CPA) under 37 CFR 1.53(d) based on parent Application No. [number] is acceptable and a CPA has been established. This means that when a CPA is properly filed and accepted, it continues the prosecution of the parent application while establishing a new application.

For more information on continued prosecution application, visit: continued prosecution application.

For more information on CPA, visit: CPA.

For more information on design patents, visit: design patents.

For more information on Patent Application Process, visit: Patent Application Process.

The USPTO assigns different series codes to various types of patent applications:

  • 01/ – 16/: Nonprovisional applications (utility, plant, and reissue)
  • 29/: Design applications
  • 35/: International design applications
  • 60/, 61/, and 62/: Provisional applications
  • 90/: Ex parte reexamination proceedings
  • 95/: Inter partes reexamination proceedings
  • 96/: Supplemental examination proceedings and resulting ex parte reexamination proceedings

The MPEP provides a detailed breakdown of series codes for nonprovisional applications from 1925 to the present. For example, ‘Series code 16 is assigned to nonprovisional applications filed from June 2018 to present.’ (MPEP 503)

Patent Procedure (2)

A Continued Prosecution Application (CPA) is a type of patent application specifically for design patents, filed under 37 CFR 1.53(d). It allows applicants to continue prosecution of a parent design patent application by filing a request for a CPA.

According to MPEP ¶ 2.30: The request filed on [date] for a Continued Prosecution Application (CPA) under 37 CFR 1.53(d) based on parent Application No. [number] is acceptable and a CPA has been established. This means that when a CPA is properly filed and accepted, it continues the prosecution of the parent application while establishing a new application.

For more information on continued prosecution application, visit: continued prosecution application.

For more information on CPA, visit: CPA.

For more information on design patents, visit: design patents.

For more information on Patent Application Process, visit: Patent Application Process.

The USPTO assigns different series codes to various types of patent applications:

  • 01/ – 16/: Nonprovisional applications (utility, plant, and reissue)
  • 29/: Design applications
  • 35/: International design applications
  • 60/, 61/, and 62/: Provisional applications
  • 90/: Ex parte reexamination proceedings
  • 95/: Inter partes reexamination proceedings
  • 96/: Supplemental examination proceedings and resulting ex parte reexamination proceedings

The MPEP provides a detailed breakdown of series codes for nonprovisional applications from 1925 to the present. For example, ‘Series code 16 is assigned to nonprovisional applications filed from June 2018 to present.’ (MPEP 503)