US666357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam cooking apparatus.
Assignee: M J ROACH ROTARY STEAM SAVING Co
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Filing: 1900-04-30
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Granted: 1901-01-22
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Expires: 1920-04-30
Abstract
No abstract record available.
Inventors
- 👤 Michael J Roach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:26
CPC Classifications
D; D21; D21C; D21C9/00; D21C9/10; D21C9/147; D21C9/153
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) | 1904-01-22 | 1904-07-23 | 1905-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-01-22 | 1908-07-23 | 1909-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-01-22 | 1912-07-23 | 1913-01-22 | $7700.00 | Window Closed / Lapsed |