INTERNATIONAL PRELIMINARY EXAMINATION
- Section 1.480 - Demand for international preliminary examination
- Section 1.481 - Payment of international preliminary examination fees
- Section 1.482 - International preliminary examination and processing fees
- Section 1.484 - Conduct of international preliminary examination
- Section 1.485 - Amendments by applicant during international preliminary examination
- Section 1.488 - Determination of unity of invention before the International Preliminary Examining Authority
- Section 1.489 - Protest to lack of unity of invention before the International Preliminary Examining Authority