Patent US2669474A successfully refreshed from Google Patents.
US2669474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door lock
Assignee: ALEXANDRIA KOMPANIEZ
•
Filing: 1949-12-24
•
Granted: 1954-02-16
•
Expires: 1969-12-24
Abstract
No abstract record available.
Inventors
- 👤 Kanell Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:36
CPC Classifications
E; E05; E05B; E05B55/00; E05B55/005; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0982; Y10T292/0985; Y10T292/0986; Y10T292/62; Y10T292/85; Y10T292/869; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5394; Y10T70/542; Y10T70/5434; Y10T70/5451; Y10T70/5611; Y10T70/5757; Y10T70/5832
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US626341A
Cited
US1489675A
Cited
US1691528A
Cited
US1876079A
Cited
US1991031A
Cited
US2007350A
Cited
US1755434A
Cited
US1876885A
Cited
US1971580A
Cited
US1829815A
Cited
US2038907A
Cited
US2062765A
Cited
US2299180A
Cited
US2301751A
Cited
US2293856A
Cited
US2611635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |