Patent US1347103A successfully refreshed from Google Patents.
US1347103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
A coepoba
Assignee: —
•
Filing: —
•
Granted: 1920-07-20
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Expires: 1937-07-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:45
CPC Classifications
G; G03; G03B; G03B37/00; G03B37/04
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) | 1923-07-20 | 1924-01-19 | 1924-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-07-20 | 1928-01-19 | 1928-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-07-20 | 1932-01-19 | 1932-07-20 | $7700.00 | Window Closed / Lapsed |