Patent FR833517A successfully refreshed from Google Patents.
Patent US838270A successfully refreshed from Google Patents.
US838270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baking-oven.
Assignee: Individual
•
Filing: 1903-10-15
•
Granted: 1906-12-11
•
Expires: 1923-10-15
Abstract
No abstract record available.
Inventors
- 👤 Frank M Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:57
CPC Classifications
F; F27; F27B; F27B9/00; F27B9/14; F27B9/20; F27B9/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1909-12-10 | 1910-06-11 | 1910-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-12-10 | 1914-06-11 | 1914-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-12-10 | 1918-06-11 | 1918-12-11 | $7700.00 | Window Closed / Lapsed |