US2914344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick detachable safety connection between blowpipe body and stem
Assignee: Union Carbide Corp
•
Filing: 1955-04-06
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Granted: 1959-11-24
•
Expires: 1975-04-06
Abstract
No abstract record available.
Inventors
- 👤 Clifford C Anthes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:02
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/06; F16L37/00; F16L37/08; F16L37/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1754639A
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US1867296A
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US2434426A
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US2358408A
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US2455544A
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US2695566A
Cited
US2579314A
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US2645527A
Cited
FR1034886A
Cited
US2672924A
Cited
FR1086073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |