US2643010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Joyce Cridland Co
•
Filing: 1945-09-04
•
Granted: 1953-06-23
•
Expires: 1965-09-04
Abstract
No abstract record available.
Inventors
- 👤 Ion V K Hott
- 👤 William L Simonton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:37
CPC Classifications
B; B65; B65G; B65G69/00; B65G69/28; B65G69/2805; B65G69/2864; B65G69/006; B65G69/2811; B65G69/2817
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1577185A
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US871120A
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US963918A
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US1279967A
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US1164143A
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US1112543A
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US1207226A
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US1485302A
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US1564190A
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US1678528A
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US1730645A
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US1783021A
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US1879607A
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US2168061A
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US2449829A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |