Patent US1210049A successfully refreshed from Google Patents.
US696138A
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US
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Assignee: Individual
•
Filing: 1900-12-22
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Granted: 1902-03-25
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Expires: 1920-12-22
Abstract
No abstract record available.
Inventors
- 👤 Gerdt A Gerdtzen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:04
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/16; B02C18/18; B02C18/182
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) | 1905-03-24 | 1905-09-23 | 1906-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-03-24 | 1909-09-23 | 1910-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-03-24 | 1913-09-23 | 1914-03-25 | $7700.00 | Window Closed / Lapsed |