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PatentBrief

Patent Expiry Calendar

2028 expirations

8 patents entering the public domain in 2028, accumulating 1,325 forward citations. Most influential: How Touchscreens Understand Your Finger Swipes and Scrolls (1,120 citations).

Patents expiring

8

Total citations

1,325

Peak month

January

Expirations by Month

J

F

M

A

M

J

J

A

S

O

N

D

Most-Cited Patents Expiring in 2028

01

How Touchscreens Understand Your Finger Swipes and Scrolls

US 7479949Apple Incexp. April 2028

1,120

cit.

02

Making Iron More Efficiently and Generating Power with Oxygen

US 8133298Air Products and Chemicalsexp. December 2028

62

cit.

03

How to Send Data Streams Independently Without Connection Overload

US 7904576Hewlett Packard Development Co LPexp. January 2028

42

cit.

04

How Smartphones Switch Between Slow and Fast Scrolling

US 8683378Apple Incexp. January 2028

42

cit.

05

How Satellites Handle Super Fast User Data Using Shared Antennas

US 8135338Space Systems Loralexp. December 2028

25

cit.

06

Wind Turbine Blades with Noise-Reducing Serrated Edges

US 8932024Mitsubishi Heavy Industriesexp. August 2028

20

cit.

07

How Nanoparticles Form Adaptive Neural Network Connections

US 8156057Knowmtechexp. April 2028

12

cit.

08

Solar Cells Made of Stacking Layers with Different Energy Gaps

US 8912428Epir Technologiesexp. October 2028

2

cit.

Month-by-Month Breakdown

Other years:20252026202720292030
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