US2477108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blowpipe machine speed control mechanism
Assignee: Linde Air Products Co
•
Filing: 1944-09-13
•
Granted: 1949-07-26
•
Expires: 1964-09-13
Abstract
No abstract record available.
Inventors
- 👤 Lloyd W Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:15
CPC Classifications
B; B23; B23K; B23K7/00; B23K7/002; Y; Y10; Y10S; Y10S266/00; Y10S266/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB288754A
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US1962677A
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US1990530A
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US2170503A
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US2161121A
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US2217618A
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US2309637A
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US2292988A
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US2283346A
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US2365276A
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US2367492A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-25 | 1953-01-24 | 1953-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-25 | 1957-01-24 | 1957-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-25 | 1961-01-24 | 1961-07-26 | $7700.00 | Window Closed / Lapsed |