US1764367A
Expired / Lapsed
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Assignee: Individual
•
Filing: 1928-02-18
•
Granted: 1930-06-17
•
Expires: 1948-02-18
Abstract
No abstract record available.
Inventors
- 👤 Szymanski Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:26
CPC Classifications
E; E05; E05B; E05B67/00; E05B67/36; Y; Y10; Y10T; Y10T70/00; Y10T70/30; Y10T70/333; Y10T70/342; Y10T70/35; Y10T70/367; Y10T70/50; Y10T70/5611; Y10T70/5854; Y10T70/5867; Y10T70/5889; Y10T70/5982; Y10T70/5987; Y10T70/5991; Y10T70/70; Y10T70/7441; Y10T70/778; Y10T70/7791; Y10T70/7842; Y10T70/7847
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) | 1933-06-16 | 1933-12-16 | 1934-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-06-16 | 1937-12-16 | 1938-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-06-16 | 1941-12-16 | 1942-06-17 | $7700.00 | Window Closed / Lapsed |