US3207385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing containers
Assignee: Richmond Aerosols Ltd
•
Filing: 1963-05-15
•
Granted: 1965-09-21
•
Expires: 1983-05-15
Abstract
No abstract record available.
Inventors
- 👤 Charles B Featherstone
- 👤 Brian F Hawtin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:22
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/60; B65D83/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A DISPOSABLE DISPENSER FOR FLOWABLE MATERIALS COMPRISING, A TUBULAR OUTER MEMBER HAVING AN OPEN END HAD A CLOSED END, A TUBULAR INNER MEMBER LOCATED COAXIALLY WITHIN THE OUTER MEMBER TO DEFINE THEREWITH AN ANNULAR SPACE, SAID TUBULAR INNER MEMBER COMMUNICATING WITH SAID ANNULAR SPACE AT A LOCATION ADJACENT THE CLOSED END OF THE TUBULAR OUTER MEMBER AND BEING SELECTED AT ITS END REMOTE FROM THE CLOSED END OF THE TUBULAR OUTER MEMBER, MEANS FOR CLOSING SAID ANNULAR SPACE ADJACENT THE SEALED END OF THE TUBULAR INNER MEMBER, A MANUALLY OPERABLE VALVE PROJECTING FROM SAID SEALED END OF THE TUBULAR INNER MEMBER OPERABLE TO ALLOW FLOWABLE MATERIAL FROM SAID INNER TUBULAR MEMBER TO ESCAPE THEREFROM,
Claim 2
Dependent Claim
114 words
A DISPOSABLE DISPENSER FOR FLOWABLE MATERIALS COMPRISING, A TUBULAR OUTER MEMBER HAVING AN OPEN END HAD A CLOSED END, A TUBULAR INNER MEMBER LOCATED COAXIALLY WITHIN THE OUTER MEMBER TO DEFINE THEREWITH AN ANNULAR SPACE, SAID TUBULAR INNER MEMBER COMMUNICATING WITH SAID ANNULAR SPACE AT A LOCATION ADJACENT THE CLOSED END OF THE TUBULAR OUTER MEMBER AND BEING SELECTED AT ITS END REMOTE FROM THE CLOSED END OF THE TUBULAR OUTER MEMBER, MEANS FOR CLOSING SAID ANNULAR SPACE ADJACENT THE SEALED END OF THE TUBULAR INNER MEMBER, A MANUALLY OPERABLE VALVE PROJECTING FROM SAID SEALED END OF THE TUBULAR INNER MEMBER OPERABLE TO ALLOW FLOWABLE MATERIAL FROM SAID INNER TUBULAR MEMBER TO ESCAPE THEREFROM,
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |