
What this patent covers
A design patent covering the ornamental appearance of a dry fly for angling, shown in perspective with front and rear elevations, plan views from above and below, and views from each side.
US D869,600 is a design patent titled “Dry fly”, invented by Joseph Helfenbein and David Helfenbein.
The application was filed on January 18, 2018 and granted on December 10, 2019, 1 year, 10 months later. The specification refers to 14 drawing figures.
It is one of the patents our firm has obtained in the Design — Toys, Games & Sporting Goods area. The attorney of record printed on the granted patent is Lawrence G. Fridman, Esq. of Feigin & Fridman.
Key dates and patent term
| Application filed | January 18, 2018 | |
|---|---|---|
| Patent granted | December 10, 2019 | 1 year, 10 months in prosecution at the U.S. Patent Office |
| Design term expires (nominal) | December 10, 2034 | 15 years from grant; design patents carry no maintenance fees. |
The expiration date is calculated from the grant and filing dates on the face of the patent. The actual date may vary based on patent-term adjustment (patent office delay), or terminal disclaimer (agreeing to a shorter term). This website is for information purposes only and is not legal advice.
Bibliographic details
| Patent number | US D869,600 |
|---|---|
| Title | Dry fly |
| Inventors | Joseph Helfenbein; David Helfenbein |
| Assignee | Individual |
| Filing date | January 18, 2018 |
| Grant date | December 10, 2019 |
| Category | Design — Toys, Games & Sporting Goods |
| Attorney of record | Lawrence G. Fridman, Esq. |
Full text as published by the U.S. Patent Office
The sections below reproduce the official text of US D869,600 for reference. Open a section to read it.
Claims
Claims ( 1 )
CLAIM
The ornamental design for a dry fly, as shown and described.
Description
FIG. 1 is a perspective view of a dry fly model showing my our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is one side elevation view thereof;
FIG. 7 is another side elevation view thereof;
FIG. 8 is a perspective view of another embodiment of a dry fly model showing our new design;
FIG. 9 is a rear elevational view thereof;
FIG. 10 is a front elevational view thereof;
FIG. 11 is a top plan view thereof;
FIG. 12 is a bottom plan view thereof;
FIG. 13 is one side elevation view thereof; and,
FIG. 14 is another side elevation view thereof.
US D869,600: questions and answers
What is US Patent D869,600 about?
US D869,600, “Dry fly”, is a design patent granted by the United States Patent and Trademark Office on December 10, 2019.
Who invented US Patent D869,600?
The named inventors are Joseph Helfenbein, David Helfenbein.
When was US Patent D869,600 filed?
The application was filed on January 18, 2018 and the patent granted on December 10, 2019.
When does US Patent D869,600 expire?
The nominal expiration date is December 10, 2034. 15 years from grant; design patents carry no maintenance fees.
Who was the patent attorney for US Patent D869,600?
The attorney of record printed on the patent is Lawrence G. Fridman, Esq., Feigin & Fridman, LLC. Contact us to discuss protecting your own invention.
Thinking about a patent of your own?
Feigin & Fridman, LLC has obtained patents like this one for inventors and companies across the United States and abroad. We handle the search, the drafting, the examiner interviews and the renewals.
Read how we draft patent claims that resist design-arounds, and see our sports, toys & games claim examples with notes on how each claim was written.





