Patent US1457994A successfully refreshed from Google Patents.
US1457994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck
Assignee: Individual
•
Filing: 1922-09-11
•
Granted: 1923-06-05
•
Expires: 1942-09-11
Abstract
No abstract record available.
Inventors
- 👤 Ivan T Nedland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:12
CPC Classifications
G; G04; G04D; G04D3/00; G04D3/02; G04D3/0209; G04D3/0218; Y; Y10; Y10T; Y10T279/00; Y10T279/16; Y10T279/17; Y10T279/17564
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1926-06-04 | 1926-12-04 | 1927-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-06-04 | 1930-12-04 | 1931-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-06-04 | 1934-12-04 | 1935-06-05 | $7700.00 | Window Closed / Lapsed |