US4523080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treatment of hair and scalp
Assignee: Individual
•
Filing: 1983-03-14
•
Granted: 1985-06-11
•
Expires: 2003-03-14
Abstract
Abstract This invention is that of a hair dryer in combination with an aerosol spray can arranged in such a way that the spray from the aerosol can is directed into the hot air stream of the dryer. There is in addition a trigger mechanism that actuates the spray can for convenient intermittent use by the user.
Inventors
- 👤 John D. Bolton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:13
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/04; A45D20/08; A45D20/10; A45D20/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
Apparatus for treating hair comprising, a hand held hair dryer having an air inlet and an air outlet, blower means in the hair dryer for producing a stream of air between the air inlet and the air outlet, attaching means for attaching an aerosol spray can to the hair dryer between the air inlet and the blower means so that aerosol spray leaving a nozzle of the aerosol spray can contact said stream of air between the blower means and the air inlet, whereby the blower means thoroughly mixes said stream of air and said aerosol spray, heater means between the blower means and the air outlet to the said mixed stream of air and aerosol spray, and manual trigger means on the hair dryer and connected to the aerosol spray can for controlling the flow of said aerosol spray into said stream of air.
Claim 2
Dependent Claim
145 words
Apparatus for treating hair comprising, a hand held hair dryer having an air inlet and an air outlet, blower means in the hair dryer for producing a stream of air between the air inlet and the air outlet, attaching means for attaching an aerosol spray can to the hair dryer between the air inlet and the blower means so that aerosol spray leaving a nozzle of the aerosol spray can contact said stream of air between the blower means and the air inlet, whereby the blower means thoroughly mixes said stream of air and said aerosol spray, heater means between the blower means and the air outlet to the said mixed stream of air and aerosol spray, and manual trigger means on the hair dryer and connected to the aerosol spray can for controlling the flow of said aerosol spray into said stream of air.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-06-10 | 1988-12-10 | 1989-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-06-10 | 1992-12-10 | 1993-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-06-10 | 1996-12-10 | 1997-06-11 | $7700.00 | Window Closed / Lapsed |