Patent US3551006A successfully refreshed from Google Patents.
US3551006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe fittings and abrasion resistant linings therefor
Assignee: Individual
•
Filing: 1967-08-04
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Granted: 1970-12-29
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Expires: 1987-08-04
Abstract
No abstract record available.
Inventors
- 👤 Ulysses S James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:06
CPC Classifications
F; F16; F16L; F16L23/00; F16L23/12; F16L23/125; F16L23/02; F16L23/032; F16L23/04; F16L23/08; F16L57/00; F16L57/06; F16B; F16B2200/00; F16B2200/50; F16B2200/503
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |