US1381925A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memorandum-card
Assignee: WILLIAM J STRANDWITZ
•
Filing: 1920-02-27
•
Granted: 1921-06-21
•
Expires: 1940-02-27
Abstract
No abstract record available.
Inventors
- 👤 Alfred V E Lund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:32
CPC Classifications
B; B42; B42D; B42D5/00; B42D5/003; B42D5/005; B42D5/008
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) | 1924-06-20 | 1924-12-20 | 1925-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-06-20 | 1928-12-20 | 1929-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-06-20 | 1932-12-20 | 1933-06-21 | $7700.00 | Window Closed / Lapsed |