The H-2-O Filter Corporation
Patent Applications and Registrations
Patent applications and USPTO patent grants for The H-2-O Filter Corporation.The latest application filed is for "cigarette holder containing actuated carbon and frangible capsule".
- The H-2-O Filter Corporation - New York NY
| Patent | Date |
|---|---|
| Cigarette Holder Containing Actuated Carbon And Frangible Capsule Grant 3,685,521 - Dock August 22, 1 | 1972-08-22 |
| Substitute For A Smoking Article Such As A Cigarette Grant 3,683,936 - O'Neil, Jr. August 15, 1 | 1972-08-15 |
| Heat Activated Filter For Smoking Devices Grant 3,625,228 - Dock December 7, 1 | 1971-12-07 |
| Extender Means For Attachment Of An Auxiliary Cigarette Filter Grant 3,608,561 - Dock September 28, 1 | 1971-09-28 |
| Adjustable Filtering Device For Smoking Articles Grant 3,602,235 - Dock August 31, 1 | 1971-08-31 |
| Water-reactive Filter Element For Smoking Devices Grant 3,575,180 - Carty April 20, 1 | 1971-04-20 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 