Delta has a total of 156 patents globally, out of which 49 have been granted. Of these 156 patents, more than 18% patents are active. United States of America is where Delta has filed the maximum number of patents, followed by Europe and Germany, it has generated an annual revenue of $29.9 billion in the year 2021. Parallelly, United States of America seems to be the main focused R&D center of Delta.
Delta also known as Delta Air Lines was founded in the year 1925 by Collett E. Woolman. Company is doing business in as an airline carrier. As of May 2022, Delta has a market cap of $24.79 Billion.
Do read about some of the most popular patents of Delta which have been covered by us in this article and also you can find Delta patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Delta patent portfolio.
How many patents does the founder and the CEO of Delta have?
The founder, Collett E. Woolman has 0 patents. The CEO, Ed Bastian has 0 patents.
How many patents does Delta have?
Delta has a total of 156 patents globally. These patents belong to 77 unique patent families. Out of 156 patents, 29 patents are active.
How Many Patents did Delta File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | Delta Applications Filed | Delta Patents Granted |
| 2011 | 3 | 1 |
| 2012 | 4 | 2 |
| 2013 | 4 | 4 |
| 2014 | 6 | – |
| 2015 | 1 | 1 |
| 2016 | 3 | 2 |
| 2017 | 7 | 3 |
| 2018 | 3 | – |
| 2019 | 2 | 3 |
| 2020 | 4 | 5 |
| 2021 | 1 | 5 |
| 2022 | – | 2 |
How many Delta patents are Alive/Dead?
Worldwide Patents
How Many Patents did Delta File in Different Countries?
Countries in which Delta Filed Patents
| Country | Patents |
| United States Of America | 35 |
| Europe | 19 |
| Australia | 14 |
| Germany | 14 |
| Canada | 12 |
| Korea (South) | 5 |
| India | 5 |
| Japan | 3 |
| Hong Kong (S.A.R.) | 3 |
| Mexico | 3 |
| United Kingdom | 2 |
| China | 1 |
| Singapore | 1 |
| Israel | 1 |
Where are Research Centers of Delta Patents Located?
10 Best Delta Patents
US20030225612A1 is the most popular patent in the Delta portfolio. It has received 101 citations so far from companies like IBM, Maximus, and Bank Of America.
Below is the list of 10 most cited patents of Delta:
| Publication Number | Citation Count |
| US20030225612A1 | 101 |
| US20040153511A1 | 90 |
| US6804658B2 | 62 |
| US7171369B1 | 41 |
| US20040199411A1 | 38 |
| WO2009020550A2 | 35 |
| US20020107714A1 | 32 |
| US20050149381A1 | 31 |
| US6432486B1 | 31 |
| US7502746B2 | 22 |
What Percentage of Delta US Patent Applications were Granted?
Delta (Excluding its subsidiaries) has filed 88 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 70 have been granted leading to a grant rate of 86.42%.
Below are the key stats of Delta patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Delta?
| Law Firm | Total Application | Success Rate |
| Reena Kuyper Esq | 31 | 100.00% |
| King & Spalding Delta Air Lines Inc | 23 | 55.00% |
| Cooley Llp | 20 | 100.00% |
| Birch Stewart Kolasch & Birch Llp | 4 | 66.67% |
| Edell Shapiro & Finnan Llc | 3 | 100.00% |
| Alston & Bird Llp | 2 | 100.00% |
| W Scott Petty | 2 | 0% |
| Cantor Colburn Llp General Electric | 1 | 100.00% |
| Innovation Capital Law Group Llp | 1 | 0.00% |
| King & Spalding | 1 | 100.00% |
EXCLUSIVE INSIGHTS COMING SOON!
What are Delta key innovation segments?