US2917327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple duct conduit swivel assembly
Assignee: Akzo Nobel UK PLC
•
Filing: 1954-12-30
•
Granted: 1959-12-15
•
Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Henry J Mcdermott
- 👤 Pistor Christel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:09
CPC Classifications
D; D01; D01D; D01D1/00; D01D1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US879845A
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US1049438A
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US1400465A
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US1610741A
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US1891670A
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US2053443A
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US2412287A
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US2438679A
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US2662785A
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US2768843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |