Patent Expiry Calendar
2030 expirations
7 patents entering the public domain in 2030, accumulating 137 forward citations. Most influential: How a Tiny Sensor Uses an Extra Weight to Detect Motion (40 citations).
Patents expiring
7
Total citations
137
Peak month
February
Expirations by Month
J
F
M
A
M
J
J
A
S
O
N
D
Most-Cited Patents Expiring in 2030
How a Tiny Sensor Uses an Extra Weight to Detect Motion
40
cit.
How Google Uses User Feedback to Rank Websites by Quality
26
cit.
How to Make Solar Troughs Catch More Sunlight at Their Ends
23
cit.
How Pull-to-Refresh Works on Your Smartphone
22
cit.
How Electric Cars Adjust Charging Speed to Available Power
11
cit.
How a Computer System Automatically Adjusts Blood Sugar in Real-Time
8
cit.
Making Caustic Soda with Less Salt Using a Special Electrolysis Cell
7
cit.
Month-by-Month Breakdown
February
2 patentsApril
2 patents