US3117699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure dispenser with propellant developed in situ
Assignee: Colgate Palmolive Co
•
Filing: 1961-04-14
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Granted: 1964-01-14
•
Expires: 1981-04-14
Abstract
No abstract record available.
Inventors
- 👤 Epstein Morton Batlan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:30
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/60; B65D83/64; B65B; B65B31/00; B65B31/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
63 words
A DISPENSING CONTAINER PROVIDED WITH A DISCHARGE VALVE, SAID CONTAINER CONTAINING FLUENT MATERIAL TO BE DISPENSED AND AN AMOUNT OF A PROPELLANT GENERATING SYSTEM COMPRISING HYDROGEN PEROXIDE AND A CATALYTIC ACTIVATOR THEREFOR TO CONTROLLABLY RELEASE OXYGEN GAS TO BUILD UP A SUFFICIENT DISPENSING PRESSURE TO SUBSTANTIALLY COMPLETELY EXPEL SAID FLUENT MATERIAL FROM SAID CONTAINER UPON REPEATED OPENING AND CLOSING OF SAID DISCHARGE VALVE.
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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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |