Patent DE2154338A1 successfully refreshed from Google Patents.
US1319429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charles spiro
Assignee: —
•
Filing: —
•
Granted: 1919-10-21
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Expires: 1936-10-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:50
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/321; B; B65; B65H; B65H75/00; B65H75/02; B65H75/04; B65H75/08
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) | 1922-10-20 | 1923-04-21 | 1923-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-10-20 | 1927-04-21 | 1927-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-10-20 | 1931-04-21 | 1931-10-21 | $7700.00 | Window Closed / Lapsed |