US2624465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1950-05-06
•
Granted: 1953-01-06
•
Expires: 1970-05-06
Abstract
No abstract record available.
Inventors
- 👤 Aloysius C Kracklauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:09
CPC Classifications
B; B01; B01D; B01D25/00; B01D25/22; B01D25/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US209874A
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US444483A
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US515768A
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DE69781C
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GB190002072A
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US984705A
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US1410017A
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US2336021A
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US2278453A
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US2313612A
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US2345014A
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US2452486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |