Patent US787584A successfully refreshed from Google Patents.
US787584A
Expired / Lapsed
US
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Dental furnace.
Assignee: Individual
•
Filing: 1904-09-19
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Granted: 1905-04-18
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Expires: 1924-09-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Matteson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:34
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/04; H10P72/0431; H10P72/0434
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) | 1908-04-17 | 1908-10-17 | 1909-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-04-17 | 1912-10-17 | 1913-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-04-17 | 1916-10-17 | 1917-04-18 | $7700.00 | Window Closed / Lapsed |