[Patent 3 method practice P for help in various tests and learning]
- Essential app for patent learning and patent attorney exam candidates
- Visit https://www.usefulpen.com to learn more.
(New! Patent 3 Law Practice T - Install 'Patent 3 Law Practice T' if you need more TTS (reading by voice) function along with all the functions of Patent 3 Law Practice Q.)

* A package app that contains patent law, trademark law, and design law in one app
* Search or study condolences by freely selecting the desired law
* Internet (data) not used

1. Can effectively replace the paper book code

- It is easy to carry and you can find the necessary articles immediately
- Powerful search function by sentence number and word
- There is no need to change the code because it is updated free of charge when the law is revised
- One-click pop-up view of other articles cited in legal texts

2. Infinite repetition practice of putting key keywords in parentheses (parentheses mode)

- Effectively learn and memorize the key keywords of the relevant legal text
- Improve memorization effect by sequentially ‘hiding/showing’ the main keywords of condolences
- Repeat infinitely until memorized or mastered
* To go to parentheses mode, press and hold the ‘Search’ button at the bottom
* at the bottom of the ? Press and hold the button to pop up instructions

3. ‘Turn’ function
- Added 'Turn on' page to all previously released legal apps
: Click the index (i) button at the top right of the screen
: Go to the 'turn' page from the current condolences
: Quickly find the part you want

4. ‘Steamed’ function
- The user can easily memorize parts that are not well memorized, wrong parts, or parts that are considered important.
Enhancing learning effect by designating and intensive learning
- Can be used for various purposes as it can be saved and recalled as a wish file (unlimited number of files)

5. Expedited updates when laws are amended