Home > Areas of Practice > IP Dispute Resolution > Process of Exercising Patent Rights

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
The basic flow of excising patent rights is illustrated as below:

 


(1) Case Entry

In general, the process starts with a case entry, which is triggered by an information lead to a patent department that "Someone seems to be infringing our patent," or "Another company is copying our product." The information lead may come from informal or formal routes. The information lead from informal routes can result in a case entry after some preliminary investigation by the staff in the patent department. Smaller companies may dispense with the formal procedure of case entry. However, you must wonder, "Are there any hiatus cases that are buried deep inside your patent department?

(2) Pre-investigation

After the case entry, the process shifts to the pre-investigation phase, where an investigation takes place to determine whether the patent at issue is exercisable or not. The pre-investigation involves confirming that the patent at issue is indeed valid and would be so in a continuous manner, and reconfirming all the information in the case entry.

(3) Collection of Evidence

For exercising patent rights, it is necessary to prove infringement. For that purpose, compilation of evidence is a must. In practice, it is preferable to secure evidence of manufacture and sale of the actual article at issue. This is one of the difficult steps in the process for excising patent rights.


(4) Examination of Technology

Based on the compiled evidence, an attempt is made to prove infringement. This process involves physical and scientific analysis of the evidence so compiled, and in many cases, it requires specialized knowledge of reverse-engineering.

The process further involves technical interpretation of compiled evidence, in conjunction with legal interpretation of the patent claims at issue for the purposes of determining whether the alleged infringing article is indeed included in the technical scope of the patented invention.

(5) Establishing a Strategic Plan

In conjunction with the proof of infringement, in case of claiming compensation for damages, the claimant must calculate damages. For this purpose, first, the infringing article must be particularized. The particularization may have been completed in the above case entry step, but other types of products may be infringing as well. There must be a comprehensive investigation into all potentially infringing products.

Second, after the particularization step, an investigation is carried out to determine damages inflicted upon your company based on the particularized infringing articles. Conventionally, for cases in general, in claiming an equivalent amount of royalty, the questions that must be answered are as follows: "Within a period during which the patent was exercisable, how many units were manufactured and sold, and during this period, what was the price of such unit?"

Third, after estimating an appropriate royalty rate, the amount for appropriate royalty is calculated. Then, the claimant must determine the feasible amount of claim for damages for compensation.

Fourth, within a reasonable scope, an investigation is made into counteroffensives which the infringer could put forth against your company.

Fifth, in consideration of strategic business relationships with the infringing company, the following issues must be settled: the timing for an offensive, other commercial conditions (e.g., payment and grant-back clauses, the last stance line, the limit against assignment, and the progression methods for negotiation.)

(6) Negotiation

Commonly, the offensive begins by sending a warning letter (cease-and-desist letter) to the infringing party. However, before completion of this step, a face-to-face meeting without your counterpart should take place. Negotiation by correspondence may take undue time, and also may lead to difficulties in determining a genuine intent of your counterpart during the discussion for complex technical issues and final terms for settlement.

The negotiation, starting with a transmission of a warning letter and a first response letter of non-infringement and patent invalidity from the infringing party, enters the core phase of discussion over technology at issue and calculation of the settlement amount (damages for compensation), and ends with the assignment acceptable to both parties.

(7) Agreement

After reaching a general agreement based on negotiation, there is the step for drafting the agreement contract. In actuality, this process can be seen as part of negotiation. There is a tug of war for the details. If mistakes are made here, the agreement reached with great difficulty may disintegrate. The negotiation phase ends when the two parties sign the agreement contract.

(8) Litigation, etc.
When a final agreement cannot be reached, without other commercial issues, the litigation may be inevitable upon procurement of budget for litigation.
 
The basic flow for negotiation has been outlined above, but this step-by-step process may not proceed linearly but may proceed parallelly as well. Also, there may be irregular cases in which parties enter into negotiation without strategic plans, or in which parties proceed to litigation without substantive negotiation..

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