Patent DE894219C successfully refreshed from Google Patents.
Patent US1364916A successfully refreshed from Google Patents.
US1364916A
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Assignee: Individual
•
Filing: 1919-10-11
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Granted: 1921-01-11
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Expires: 1939-10-11
Abstract
No abstract record available.
Inventors
- 👤 David B Carse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:48
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/0001; G02B6/0011; G02B6/0033; G02B6/0035; G02B6/004; G02B6/0041; G02B6/0066; G02B6/0068; G02B6/0081; G02B6/0086; G02B6/0091; G09; G09F; G09F13/00; G09F13/18; G09F2013/1886; G09F2013/189
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) | 1924-01-11 | 1924-07-12 | 1925-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-01-11 | 1928-07-12 | 1929-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-01-11 | 1932-07-12 | 1933-01-11 | $7700.00 | Window Closed / Lapsed |