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US418408A
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US
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Pipe-coupling for car-heaters
Assignee: —
•
Filing: —
•
Granted: 1889-12-31
•
Expires: 1906-12-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:31
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/56; F16K; F16K7/00; F16K7/02; F16K7/04; F16K7/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87153; Y10T137/87161; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87949; Y10T137/87957
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) | 1892-12-30 | 1893-07-01 | 1893-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1896-12-30 | 1897-07-01 | 1897-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1900-12-31 | 1901-07-02 | 1902-01-01 | $7700.00 | Window Closed / Lapsed |