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US2464223A
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Assignee: Individual
•
Filing: 1944-08-08
•
Granted: 1949-03-15
•
Expires: 1964-08-08
Abstract
No abstract record available.
Inventors
- 👤 Albert L Genter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:01
CPC Classifications
B; B01; B01D; B01D33/00; B01D33/15; B01D33/21; B01D33/23; B01D33/80; B01D33/804; B01D33/807; B01D2201/00; B01D2201/28; B01D2201/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB177819A
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US2351652A
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DE605380C
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US893104A
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US1266133A
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US1293555A
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US1538980A
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US1860937A
Cited
DE594953C
Cited
US2167322A
Cited
US2406065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |