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Patent US984279A successfully refreshed from Google Patents.
US984279A
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US
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Condenser.
Assignee: Societe Anonyme pour lExploitation des Procedes Westinghouse Leblanc SA
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Filing: 1907-11-04
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Granted: 1911-02-14
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Expires: 1927-11-04
Abstract
No abstract record available.
Inventors
- 👤 Maurice Leblanc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:21
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/312; B01F25/3124; B01F25/31242; Y; Y10; Y10S; Y10S55/00; Y10S55/37
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) | 1914-02-13 | 1914-08-15 | 1915-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-02-13 | 1918-08-15 | 1919-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-02-13 | 1922-08-15 | 1923-02-14 | $7700.00 | Window Closed / Lapsed |