US2757843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressurized containers and method of filling the same
Assignee: Individual
•
Filing: 1952-10-18
•
Granted: 1956-08-07
•
Expires: 1972-10-18
Abstract
No abstract record available.
Inventors
- 👤 Edward W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:04
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/42; B65D83/425; Y; Y10; Y10S; Y10S220/00; Y10S220/19; Y10S261/00; Y10S261/07
Claims Analysis
Total Claims: 0
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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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |