US2871884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse dampening feed hose
Assignee: Akzo Nobel UK PLC
•
Filing: 1955-09-12
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Granted: 1959-02-03
•
Expires: 1975-09-12
Abstract
No abstract record available.
Inventors
- 👤 Seddon C Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:21
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F16L55/045; F16L55/05; F16L55/052; F16L55/053; F16L55/054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735642A
Cited
US1579891A
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US1958009A
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US2020633A
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GB388871A
Cited
US2156296A
Cited
US2583231A
Cited
US2609001A
Cited
US2664049A
Cited
US2712831A
Cited
US2760518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |