Patent US1406747A successfully refreshed from Google Patents.
US1406747A
Expired / Lapsed
US
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Automatically-working steam trap
Assignee: Individual
•
Filing: 1920-03-23
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Granted: 1922-02-14
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Expires: 1940-03-23
Abstract
No abstract record available.
Inventors
- 👤 Massip Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:52
CPC Classifications
F; F16; F16T; F16T1/00; F16T1/34; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021
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) | 1925-02-13 | 1925-08-15 | 1926-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-13 | 1929-08-15 | 1930-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-13 | 1933-08-15 | 1934-02-14 | $7700.00 | Window Closed / Lapsed |