US2803269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispensing and vapor recovery system
Assignee: Union Oil Company of California
•
Filing: 1955-03-15
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Granted: 1957-08-20
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Expires: 1975-03-15
Abstract
No abstract record available.
Inventors
- 👤 Robert L Switzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:32
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/002; B67D7/005; B67D7/06; B67D7/42; B67D7/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
AN APPARATUS FOR TRANSFERING VOLATILE LIQUIDS INTO A CONTAINER AND COLLECTING EVOLVED VAPOR THEREFROM WITH-
Claim 2
Independent Claim
15 words
AN APPARATUS FOR TRANSFERING VOLATILE LIQUIDS INTO A CONTAINER AND COLLECTING EVOLVED VAPOR THEREFROM WITH-
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) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |