US2335250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam and water mixing device
Assignee: SARCO CO Inc
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Filing: 1942-06-20
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Granted: 1943-11-30
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Expires: 1962-06-20
Abstract
No abstract record available.
Inventors
- 👤 Adlam Thomas Napier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:49
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/13; G05D23/1306; G05D23/132; F; F28; F28C; F28C3/00; F28C3/06; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/232; B01F35/00; B01F35/71; B01F35/712; B01F35/717; B01F35/71805; B01F35/718051; B01F35/80; B01F35/83; B01F35/833; B01F23/237; B01F23/2376; B01F23/23767; Y; Y10; Y10S; Y10S261/00; Y10S261/52; Y10S261/76; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2572; Y10T137/6416
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) | 1946-11-29 | 1947-05-31 | 1947-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-11-29 | 1951-05-31 | 1951-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-11-29 | 1955-05-31 | 1955-11-30 | $7700.00 | Window Closed / Lapsed |