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PatentBrief

Patent Expiry Calendar

2029 expirations

11 patents entering the public domain in 2029, accumulating 297 forward citations. Most influential: How the iPhone's Slide-to-Unlock Gesture Works (141 citations).

Patents expiring

11

Total citations

297

Peak month

April

Expirations by Month

J

F

M

A

M

J

J

A

S

O

N

D

Most-Cited Patents Expiring in 2029

01

How the iPhone's Slide-to-Unlock Gesture Works

US 8046721Apple Incexp. June 2029

141

cit.

02

Predicting User Interests Based on Who Looks at Whose Profile

US 8311950Google LLCexp. October 2029

73

cit.

03

Making Chemicals from Carbon Dioxide and Steam Using Electricity

US 20110132770Areva SAexp. May 2029

22

cit.

04

Combining Sealed and Exposed Sensors on One Microchip

US 8387464Freescale Semiconductorexp. November 2029

21

cit.

05

How Wind Turbine Blades Get More Lift with Extra Parts

US 8303250General Electricexp. December 2029

14

cit.

06

How Farm Vehicles Plant Evenly in Odd-Shaped Fields

US 8296052CNH Amerciaexp. April 2029

9

cit.

07

How to Measure Stability in Complex Power Grids Using D-Q Impedance

US 8044672Individualexp. March 2029

7

cit.

08

How to Make Radio Amplifiers More Efficient

US 8269555NXP BVexp. April 2029

4

cit.

09

How to Make Hydrogen Gas and Cupric Chloride Using an Electrolysis Cell

US 8636880Atomic Energy of Canada Ltd AECLexp. August 2029

3

cit.

10

How Touchscreens Tell Real Touches From False Ghost Touches

US 8619056Elan Microelectronics Corpexp. December 2029

2

cit.

11

How Computers Calculate Probabilities in Large Knowledge Bases

US 9361579International Business Machines Corpexp. October 2029

1

cit.

Month-by-Month Breakdown

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