Patent US998767A successfully refreshed from Google Patents.
US998767A
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US
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Heating system and system for temperature regulation.
Assignee: Fulton Co
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Filing: 1909-04-21
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Granted: 1911-07-25
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Expires: 1929-04-21
Abstract
No abstract record available.
Inventors
- 👤 Weston M Fulton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:00
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/30; F24D; F24D19/00; F24D19/10; F24D19/1006; F24D19/1009; F24D19/1015; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6969; Y10T137/698
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) | 1914-07-24 | 1915-01-23 | 1915-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-07-24 | 1919-01-23 | 1919-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-07-24 | 1923-01-23 | 1923-07-25 | $7700.00 | Window Closed / Lapsed |