Unified Patent Court procedure guides
When is the deadline for reply to the defence to the application to amend the patent?
Patent proprietor uses 1 month to lodge a Reply to the Defence to the Application to amend, measured against service of that Defence. This is distinct from the two-month Defence period and the later defendant's Rejoinder. The ordinary source period remains a conditional fixed boundary, not a variable period merely because this page withholds a calculation. This guide supplies no calculated final date.
- Period
- 1 months. Optional reply.
- Trigger
- service of that Defence
- Rule
- UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3
Current UPC maintained legal index and amended Rules effective January 1, 2026, with February 2026 corrigendum retained. Agreement provisions are cross-checked against official original and maintained EPO representations. No complete worldwide amendment search or actual application acceptance is claimed.
Source guide · No automated date
Check the applicable procedure
This UPC Reply to a patent amendment defence guide preserves the 1-months source period and its optional step nature. This is distinct from the two-month Defence period and the later defendant's Rejoinder. The actual event, applicable branch, court location and complete final-day conditions require confirmation. It supplies no computed date or paid calculation.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3What lawyers say
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When is the deadline for reply to the defence to the application to amend the patent?
Patent proprietor uses 1 month to lodge a Reply to the Defence to the Application to amend, measured against service of that Defence. This is distinct from the two-month Defence period and the later defendant's Rejoinder. The ordinary source period remains a conditional fixed boundary, not a variable period merely because this page withholds a calculation. This guide supplies no calculated final date.
Responsible actor. patent proprietor. optional reply.
service of that Defence
The served Defence concerns the patent amendment application
This is distinct from the two-month Defence period and the later defendant's Rejoinder.
This UPC Reply to a patent amendment defence guide preserves the 1-months source period and its optional step nature. This is distinct from the two-month Defence period and the later defendant's Rejoinder. The actual event, applicable branch, court location and complete final-day conditions require confirmation. It supplies no computed date or paid calculation.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3How does this provision count time?
- lodge a Reply to the Defence to the Application to amend
- service of that Defence
- For a procedural step, Rule 300 excludes the event day and uses calendar days, named-week anniversary or calendar-month/year anniversary with missing-day clamping. Judicial vacations do not suspend the period.
- Rule 301 extends a procedural expiry falling on a weekend or official holiday of the court location to its next working day. Electronic non-receipt is a separate material branch.
For a procedural step, Rule 300 excludes the event day and uses calendar days, named-week anniversary or calendar-month/year anniversary with missing-day clamping. Judicial vacations do not suspend the period.
Rule 301 extends a procedural expiry falling on a weekend or official holiday of the court location to its next working day. Electronic non-receipt is a separate material branch.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3Which facts prevent one automatic date?
This UPC Reply to a patent amendment defence guide preserves the 1-months source period and its optional step nature. This is distinct from the two-month Defence period and the later defendant's Rejoinder. The actual event, applicable branch, court location and complete final-day conditions require confirmation. It supplies no computed date or paid calculation.
The identified actor has the document or event described by this source provision. service of that Defence must be established. The served Defence concerns the patent amendment application. No final date is supplied without the applicable court location and complete facts.
A different order, actual service event or procedural track applies. This is distinct from the two-month Defence period and the later defendant's Rejoinder. Check that branch separately. Do not reuse another procedure's event or period.
A nominal period falls on a closed day or depends on another actual event. Rule 301 extends a procedural expiry falling on a weekend or official holiday of the court location to its next working day. Electronic non-receipt is a separate material branch. Preserve the stated source period. This guide does not infer a final case date.
Which conditions and exceptions apply?
- Actual operative event
- service of that Defence
- Applicable procedural branch
- The served Defence concerns the patent amendment application This is distinct from the two-month Defence period and the later defendant's Rejoinder.
- Host-state calendar and complete act
- Rule 301 extends a procedural expiry falling on a weekend or official holiday of the court location to its next working day. Electronic non-receipt is a separate material branch.
- This UPC Reply to a patent amendment defence guide preserves the 1-months source period and its optional step nature. This is distinct from the two-month Defence period and the later defendant's Rejoinder. The actual event, applicable branch, court location and complete final-day conditions require confirmation. It supplies no computed date or paid calculation.
- Claimant must distinguish correct the Statement of claim deficiencies under Rule 16.3(a), measured against service of the Registry correction notification. Its stated period is 14 days and its branch is required conditional correction. That event does not replace service of that Defence for lodge a Reply to the Defence to the Application to amend. Claimant must distinguish pay the applicable infringement action fee under Rule 16.3(b), measured against service of the Registry payment notification. Its stated period is 14 days and its branch is required conditional payment. That event does not replace service of that Defence for lodge a Reply to the Defence to the Application to amend. Defendant must distinguish lodge a Preliminary objection under Rule 19.1, measured against service of the Statement of claim. Its stated period is 1 months and its branch is optional objection right. That event does not replace service of that Defence for lodge a Reply to the Defence to the Application to amend.
What must the responsible actor complete?
Questions about this procedure
When is the deadline for reply to the defence to the application to amend the patent?
Who acts on reply to the defence to the application to amend the patent?
Patent proprietor is the relevant actor. The act is to lodge a Reply to the Defence to the Application to amend. This branch is optional reply.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3Which event starts the 1 month period?
The relevant event is service of that Defence. The actual event must be established. A catalogue label or estimated event is insufficient.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3What does Rule 32.3 require here?
The primary provision identifies 1 month and the act to lodge a Reply to the Defence to the Application to amend. The served Defence concerns the patent amendment application.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3How do weekends and holidays affect this UPC branch?
For a procedural step, Rule 300 excludes the event day and uses calendar days, named-week anniversary or calendar-month/year anniversary with missing-day clamping. Judicial vacations do not suspend the period. Rule 301 extends a procedural expiry falling on a weekend or official holiday of the court location to its next working day. Electronic non-receipt is a separate material branch.
UPC Rules of Procedure, Rules 300 and 301What changes this reply defence application amend branch?
This is distinct from the two-month Defence period and the later defendant's Rejoinder. An actual order, party agreement or different procedural track requires a separate check.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3Which facts must be checked for reply to a patent amendment defence?
Check the served defence concerns the patent amendment application. Confirm service of that Defence. Check the actual court location, applicable order and any permitted variation. This is distinct from the two-month Defence period and the later defendant's Rejoinder.
UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3Official sources and review
Provisions used (2)
| Provision | Purpose |
|---|---|
| UPC Rules of Procedure, amended text effective January 1, 2026, Rule 32.3 | Check the identified procedure, event, counting rule or qualification |
| UPC Rules of Procedure, Rules 300 and 301 | Check the identified procedure, event, counting rule or qualification |