US3211384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing head
Assignee: Seaquist Perfect Dispensing LLC
•
Filing: 1963-09-03
•
Granted: 1965-10-12
•
Expires: 1983-09-03
Abstract
No abstract record available.
Inventors
- 👤 Nels W Seaquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:31
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/34; B65D83/345; B65D83/16; B65D83/20; B65D83/204; B65D83/22; B65D83/224; B65D83/226
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A DISPENSING HEAD FOR AN AEROSOL VALVE COMPRISING A TUBULAR EALL MEMBER WITH A SUBSTANTIALLY FLAT ELASTIC DIAPHRAGM HAVING A THICKENED CENTRAL SECTION DISPOSED ACROSS THE TUBE CAVITY AND MEANS FOR AFFIXING SAID HEAD TO SAID VALVE, SAID DIAPHRAGM HAVING AT LEAST ONE ANNULAR CORRUGATION CONCENTRIC TO SAID THICKNENED CENTRAL SECTION SUPERIMPOSED THEREIN FOR ADDED RESILIENCY, SAID THICKENED CENTRAL SECTION CONTAINING A PASSAGEWAY WHICH TERMINATES EXTERNALLY AS A DISCHARGE ORIFICE AND INTERNALLY AS MEANS FOR CONNECTION TO THE DISCHARGE PORT OF SAID AEROSOL VALVE, SAID SECOND TUBULAR WALL MEMBER EXTENDING UPWARDLY OF SAID
Claim 2
Dependent Claim
93 words
A DISPENSING HEAD FOR AN AEROSOL VALVE COMPRISING A TUBULAR EALL MEMBER WITH A SUBSTANTIALLY FLAT ELASTIC DIAPHRAGM HAVING A THICKENED CENTRAL SECTION DISPOSED ACROSS THE TUBE CAVITY AND MEANS FOR AFFIXING SAID HEAD TO SAID VALVE, SAID DIAPHRAGM HAVING AT LEAST ONE ANNULAR CORRUGATION CONCENTRIC TO SAID THICKNENED CENTRAL SECTION SUPERIMPOSED THEREIN FOR ADDED RESILIENCY, SAID THICKENED CENTRAL SECTION CONTAINING A PASSAGEWAY WHICH TERMINATES EXTERNALLY AS A DISCHARGE ORIFICE AND INTERNALLY AS MEANS FOR CONNECTION TO THE DISCHARGE PORT OF SAID AEROSOL VALVE, SAID SECOND TUBULAR WALL MEMBER EXTENDING UPWARDLY OF SAID
References Cited (Backward Citations)
US2697635A
Cited
US2707968A
Cited
US2753214A
Cited
US2965271A
Cited
US2953284A
Cited
US2921722A
Cited
US2954904A
Cited
US3062411A
Cited
US2982448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |