US1369304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling
Assignee: Individual
•
Filing: 1919-10-13
•
Granted: 1921-02-22
•
Expires: 1939-10-13
Abstract
No abstract record available.
Inventors
- 👤 Schram Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:45
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/1205; F16L37/10; F16L37/113; F16L37/24; F16L37/244; F16L37/252
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) | 1924-02-22 | 1924-08-23 | 1925-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-02-22 | 1928-08-23 | 1929-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-02-22 | 1932-08-23 | 1933-02-22 | $7700.00 | Window Closed / Lapsed |