Patent US3495853A successfully refreshed from Google Patents.
US3495853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint for high-pressure pipelines or the like
Assignee: Individual
•
Filing: 1967-08-01
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Granted: 1970-02-17
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Expires: 1987-08-01
Abstract
No abstract record available.
Inventors
- 👤 Eduard Furrer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:00
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/14; F16L37/142; F16L37/148; F16L17/00; F16L17/02; F16L37/138
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |