Patent US1477960A successfully refreshed from Google Patents.
Patent US4800685A successfully refreshed from Google Patents.
Patent US1462869A successfully refreshed from Google Patents.
US1462869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock
Assignee: Individual
•
Filing: 1922-04-25
•
Granted: 1923-07-24
•
Expires: 1942-04-25
Abstract
No abstract record available.
Inventors
- 👤 Primak Adam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:59
CPC Classifications
E; E05; E05B; E05B67/00; E05B67/06; E05B67/22; E05B67/24; E05B27/00; Y; Y10; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/437; Y10T70/446; Y10T70/452; Y10T70/461; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7576; Y10T70/7582; Y10T70/778; Y10T70/7791; Y10T70/7842; Y10T70/7859; Y10T70/7864; Y10T70/80; Y10T70/8432; Y10T70/8595
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) | 1926-07-23 | 1927-01-22 | 1927-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-07-23 | 1931-01-22 | 1931-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-07-23 | 1935-01-22 | 1935-07-24 | $7700.00 | Window Closed / Lapsed |