US2415392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1944-11-17
•
Granted: 1947-02-04
•
Expires: 1964-11-17
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Morehouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:20
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/02; B62B1/04; B62B1/042; B62B2202/00; B62B2202/40; B62B2202/404; Y; Y10; Y10S; Y10S280/00; Y10S280/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US634617A
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GB190908529A
Cited
US1208109A
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US1409838A
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US1554034A
Cited
US1965943A
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US2031097A
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US2210632A
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US2335579A
Cited
US2359870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-03 | 1950-08-05 | 1951-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-03 | 1954-08-05 | 1955-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-03 | 1958-08-05 | 1959-02-04 | $7700.00 | Window Closed / Lapsed |