Patent US1368933A successfully refreshed from Google Patents.
US1368933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for the simultaneous slitting and artificial selv aging of
Assignee: —
•
Filing: —
•
Granted: 1921-02-15
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Expires: 1938-02-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:05
CPC Classifications
B; B44; B44C; B44C7/00; B44C7/02; B44C7/04; B29; B29C; B29C65/00; B29C65/48
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) | 1924-02-15 | 1924-08-16 | 1925-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-02-15 | 1928-08-16 | 1929-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-02-15 | 1932-08-16 | 1933-02-15 | $7700.00 | Window Closed / Lapsed |