Patent US3220413A successfully refreshed from Google Patents.
US3220413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Applicator
Assignee: Individual
•
Filing: 1961-04-03
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Granted: 1965-11-30
•
Expires: 1981-04-03
Abstract
No abstract record available.
Inventors
- 👤 Sunnen Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:17
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/26; A61M; A61M31/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
149 words
APPLICATOR MEANS FOR APPLYING AN AEROSOL DISPENSED SUBSTANCE IN STABLE FOAM CONDITION COMPRISING A TUBULAR BODY HAVING AN OPENING AT ONE END DEFINED BY AN INWARDLY EXTENDING FLANGE, SAID FLANGE BEING OF A SIZE TO COOPERATE WITH AN OUTLET VALVE ON AN AEROSOL CONTAINER OF A TYPE FOR DISPENSING A SUBSTANCE IN A FOAM CARRIER, A PISTON AND ROD ASSEMBLY SLIDABLE IN SAID TUBULAR BODY AND MOVABLE FROM AN EMPTY POSITION ADJACENT TO THE OPEN END OF THE TUBULAR BODY TO A FULL POSITION SPACED FROM THE OPEN END WHEN PRESSED AGAINST AND OPENING THE VALVE ON AN AEROSOL CONTAINER, A THUMB OR FINGER OPENING IN THE SIDE OF THE BODY ADJACENT THE OPPOSITE END THEREOF FROM THE OPEN END, AND MEANS ON THE PISTON AND ROD ASSEMBLY ADAPTED TO COOPERATE WITH SAID SIDE OPENING TO INDICATE BY FEEL SENSITIVITY A PARTICULAR POSITION OF THE ASSEMBLY IN THE BODY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |