US1154954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric range.
Assignee: Simplex Electric Heating Co
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Filing: 1912-10-01
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Granted: 1915-09-28
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Expires: 1932-10-01
Abstract
No abstract record available.
Inventors
- 👤 Roger Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:39
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0208; F; F24; F24C; F24C15/00; F24C15/10; F24C15/102; F24C15/106
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) | 1918-09-27 | 1919-03-29 | 1919-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-09-27 | 1923-03-29 | 1923-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-09-27 | 1927-03-29 | 1927-09-28 | $7700.00 | Window Closed / Lapsed |