US2532804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible tube having metallic lining with low lead pickup and method of making same
Assignee: SUN TUBE Corp
•
Filing: 1947-02-18
•
Granted: 1950-12-05
•
Expires: 1967-02-18
Abstract
No abstract record available.
Inventors
- 👤 John H Friden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:40
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US58793A
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US2196855A
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US2155274A
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US2088223A
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US2180139A
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US2352456A
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US2303193A
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GB554415A
Cited
GB553819A
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US2411024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |