KIM&CHANG
IP Newsletter | Winter 2014/15
PATENT
Draft Amendment Regarding 12-Month Grace Period and Divisional Practice
Recently proposed amendments to the Patent Act make two meaningful changes to Korean patent prosecution procedures by reducing procedural requirements for obtaining the grace period for public disclosures and by extending the deadline for filing divisional applications. The Korean legislature is considering the proposed amendments, and if enacted, the measures will take effect sometime in 2015.

Eliminates Declaration Requirement for 12-Month Grace Period (but with a Wrinkle)

Korean patent law provides that public disclosures made by the inventor less than 12 months before the patent filing date will not be considered prior art. (See Article 30 of the Patent Act.) For example, if an inventor published a paper or demonstrated a product less than 12 months before filing a patent application, the grace period applies and the disclosure will not be considered as prior art. However, the current laws require that the applicant submit (i) a document at the time of filing specifically claiming the grace period, and (ii) a proof document that shows that the invention was made public by the applicant within 30 days from the date of filing. Thus, under the current law, if the grace period was not specifically requested at the time of filing, it was lost to the applicant and the applicant's own disclosures could be cited as prior art.

The proposed law effectively removes the declaration requirements at filing and allows the applicant to claim the grace period against the applicant's own public disclosure made within 12 months of the filing date. This new provision, however, comes with a condition. The benefits of the grace period must be claimed during prosecution and do not apply to disclosures first discovered after prosecution of the application has closed.

Divisional Application Can be Filed After Notice of Allowance

Currently, a divisional application can only be filed when responding to an office action. Thus, once a notice of allowance has issued, a divisional application may not be filed. This means that if an applicant would like to guarantee the opportunity to file a divisional application, the applicant must file the divisional when responding to the office action before knowing whether the pending application would be allowed or further rejected. Thus, the current system resulted in the filing of potentially unnecessary divisional applications simply as back-up applications since it could not be known whether it was the applicant's last opportunity to file a divisional.

Under the proposed amendment, applicants would be allowed to file divisional applications after a notice of allowance is received, up to 3 months from the date of receipt of the notice of allowance or until the application is registered, whichever is earlier. This would eliminate the need to file unnecessary back-up divisionals, allowing an applicant to take a wait-and-see approach on whether to file a divisional application based on the prosecution outcome of the parent application.

We will continue to monitor the progress of the amendment and provide updates as necessary.
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Joon-Hwan KIM
jhkim6@ip.kimchang.com
H. Joon CHUNG
hjchung@ip.kimchang.com
Jeonghui CHO
jhcho@ip.kimchang.com
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