US3235137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressurized dispensing container
Assignee: Colgate Palmolive Co
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Filing: 1963-12-30
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Granted: 1966-02-15
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Bonduris Angelo Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:37
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/60; B65D83/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A PRESSURIZED DISPENSING CONTAINER FOR DISPENSING A FLUENT PRODUCT IN AN EXPANDED STATE COMPRISING A FIRST SECTION CONTAINING UNDER PRESSURE SUBSTANTIALLY UNEXPANDED PRODUCT HAVING LIQUEFIED GASEOUS MATERIAL DISPERSED THEREIN SAID LIQUEFIED GASEOUS MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF FOAMANTS AND PROPELLANTS AND HAVING OUTLET MEANS FOR DISPENSING SAID PRODUCT TO THE ATMOSPHERE IN AN EXPANDED STATE, A SECOND SECTION CONTAINING PROPELLANT UNDER PRESSURE, AND A FLEXIBLE DIAPHRAGM MEMBER FOR SEPARATING SAID FIRST AND SECOND SECTIONS ONE FROM THE OTHER, THE PRESSURE INITIALLY IN SAID FIRST SECTION BEING AT LEAST EQUAL TO THE PRESSURE OF SAID SECOND SECTION, AND THE PRESSURES OF SAID FIRST AND SECOND SECTIONS REMAINING SUBSTANTIALLY CONSTANT AS PRODUCT IS DISPENSED.
Claim 2
Dependent Claim
115 words
A PRESSURIZED DISPENSING CONTAINER FOR DISPENSING A FLUENT PRODUCT IN AN EXPANDED STATE COMPRISING A FIRST SECTION CONTAINING UNDER PRESSURE SUBSTANTIALLY UNEXPANDED PRODUCT HAVING LIQUEFIED GASEOUS MATERIAL DISPERSED THEREIN SAID LIQUEFIED GASEOUS MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF FOAMANTS AND PROPELLANTS AND HAVING OUTLET MEANS FOR DISPENSING SAID PRODUCT TO THE ATMOSPHERE IN AN EXPANDED STATE, A SECOND SECTION CONTAINING PROPELLANT UNDER PRESSURE, AND A FLEXIBLE DIAPHRAGM MEMBER FOR SEPARATING SAID FIRST AND SECOND SECTIONS ONE FROM THE OTHER, THE PRESSURE INITIALLY IN SAID FIRST SECTION BEING AT LEAST EQUAL TO THE PRESSURE OF SAID SECOND SECTION, AND THE PRESSURES OF SAID FIRST AND SECOND SECTIONS REMAINING SUBSTANTIALLY CONSTANT AS PRODUCT IS DISPENSED.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |