US2530787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper container
Assignee: Ex-Cell-O Corp
•
Filing: 1945-12-06
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Granted: 1950-11-21
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Expires: 1965-12-06
Abstract
No abstract record available.
Inventors
- 👤 Roy S Sanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:36
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/02; B65D5/0227
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1215464A
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GB443252A
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US2073415A
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US2140178A
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US2341845A
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US2335865A
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US2471307A
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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) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |