US775556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microtome.
Assignee: SPENCER LENS CO
•
Filing: 1904-02-15
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Granted: 1904-11-22
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Expires: 1924-02-15
Abstract
No abstract record available.
Inventors
- 👤 Carl F Dieckmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:20
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/01; B26D7/015; B26D7/016; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6656; Y10T83/6657; Y10T83/666; Y10T83/869; Y10T83/8737; Y10T83/874; Y10T83/929; Y10T83/9457; Y10T83/9488
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) | 1907-11-22 | 1908-05-23 | 1908-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-11-22 | 1912-05-23 | 1912-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-11-22 | 1916-05-23 | 1916-11-22 | $7700.00 | Window Closed / Lapsed |