US3232324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for filling aerosol dispensers
Assignee: American Lecithin Co Inc
•
Filing: 1963-01-18
•
Granted: 1966-02-01
•
Expires: 1983-01-18
Abstract
No abstract record available.
Inventors
- 👤 Herbert Z Sokol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:51
CPC Classifications
B; B65; B65B; B65B31/00; B65B31/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A METHOD FOR FILLING AN AEROSOL DISPENSER WITH A LIQUID PRODUCT AND A PROPELLANT GAS WHICH IS SOLUBLE IN SAID PRODUCT COMPRISING PRE-COOLING SAID PRODUCT. SATURATING SAID PRE-COOLED PRODUCT WITH SAID PROPELLANT GAS, PURGING SAID DISPENSER TO MOVE AIR, AND PUMPING SAID PRE-COOLED PRODUCT SATURATED WITH SAID PROPELLANT GAS INTO SAID DISPENSER UNDER HIGH PRESSURE.
Claim 2
Independent Claim
55 words
A METHOD FOR FILLING AN AEROSOL DISPENSER WITH A LIQUID PRODUCT AND A PROPELLANT GAS WHICH IS SOLUBLE IN SAID PRODUCT COMPRISING PRE-COOLING SAID PRODUCT. SATURATING SAID PRE-COOLED PRODUCT WITH SAID PROPELLANT GAS, PURGING SAID DISPENSER TO MOVE AIR, AND PUMPING SAID PRE-COOLED PRODUCT SATURATED WITH SAID PROPELLANT GAS INTO SAID DISPENSER UNDER HIGH PRESSURE.
References Cited (Backward Citations)
US2390694A
Cited
US2508142A
Cited
US2609984A
Cited
US2726027A
Cited
US2862528A
Cited
US2928435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |