US2535830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cure tester for plastics
Assignee: Continental Can Co Inc
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Filing: 1948-03-03
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Granted: 1950-12-26
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Expires: 1968-03-03
Abstract
No abstract record available.
Inventors
- 👤 Ronald D Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:06
CPC Classifications
G; G01; G01N; G01N11/00; G01N11/10; G01N3/00; G01N3/40; G01N3/42; G01N2203/00; G01N2203/0058; G01N2203/0076; G01N2203/0078; G01N2203/0082; G01N2203/0092; G01N2203/0098; G01N2203/02; G01N2203/022; G01N2203/0222; G01N2203/0226
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) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |