MPEP Chapter 2500: Maintenance Fees Flashcards
(7 cards)
1
Q
When are maintenance fees due?
A
3.5, 7.5, 11.5 years AFTER ISSSUE
2
Q
When can you pay maintenance fees?
A
Up to 6 months before or on day due
Or in 6 month grace prior after with a late fee
If payment not made by end of grace period, patent lapses
3
Q
What patents do not have maintenance fees?
A
Design and plant patents
4
Q
How to Revive a Lapsed Patent
A
You can revive a lapsed patent for failure to pay maintenance fees if it was UNINTENTIONAL
5
Q
Intervening Rights for Maintenance Fees
A
They exist for failure to pay maintenance fees and revival
6
Q
Rule 137
A
-Revival of Abandoned Apps
-Revival of Lapsed Apps
-Late Payment of Issue Fee
7
Q
Maintenance Fees in Reissue and Re-exam
A
Based on parent
