Patent US5208777A successfully refreshed from Google Patents.
US1763240A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1922-03-16
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Granted: 1930-06-10
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Expires: 1942-03-16
Abstract
No abstract record available.
Inventors
- 👤 Kiefer Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:28
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/02; B67C3/22; B67C3/24; B67C3/246; B67C3/16; B67C3/26; B67C3/2634
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) | 1933-06-09 | 1933-12-09 | 1934-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-06-09 | 1937-12-09 | 1938-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-06-09 | 1941-12-09 | 1942-06-10 | $7700.00 | Window Closed / Lapsed |