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US1730664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1928-11-27
•
Granted: 1929-10-08
•
Expires: 1948-11-27
Abstract
No abstract record available.
Inventors
- 👤 Kruse William John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:04
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/02; B05B1/04; B05B1/042; B05B1/30; B05B1/32; B05B15/00; B05B15/50; B05B15/52; B05B15/525
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) | 1932-10-07 | 1933-04-08 | 1933-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-10-07 | 1937-04-08 | 1937-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-10-07 | 1941-04-08 | 1941-10-08 | $7700.00 | Window Closed / Lapsed |