US108510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in coating the interior of pipes, tubes
Assignee: —
•
Filing: —
•
Granted: 1870-10-18
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Expires: 1887-10-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:35
CPC Classifications
F; F16; F16L; F16L58/00; F16L58/02; F16L58/16; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935
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) | 1873-10-17 | 1874-04-18 | 1874-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1877-10-17 | 1878-04-18 | 1878-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1881-10-17 | 1882-04-18 | 1882-10-18 | $7700.00 | Window Closed / Lapsed |