Patent US139932A successfully refreshed from Google Patents.
US139932A
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US
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Improvement in stove-pipe joints
Assignee: —
•
Filing: —
•
Granted: 1873-06-17
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Expires: 1890-06-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:26
CPC Classifications
F; F23; F23J; F23J13/00; F23J13/04; F16; F16L; F16L21/00; F16L21/002; F16L37/00; F16L37/02; F16L37/025; F23J2213/00; F23J2213/20; F23J2213/202; Y; Y10; Y10T; Y10T403/00; Y10T403/55; Y10T403/559
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) | 1876-06-16 | 1876-12-16 | 1877-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1880-06-16 | 1880-12-16 | 1881-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1884-06-16 | 1884-12-16 | 1885-06-17 | $7700.00 | Window Closed / Lapsed |