Patent US1545962A successfully refreshed from Google Patents.
US1545962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock
Assignee: EMMA VON DER HULLZ
•
Filing: 1924-04-30
•
Granted: 1925-07-14
•
Expires: 1944-04-30
Abstract
No abstract record available.
Inventors
- 👤 Klein Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:38
CPC Classifications
E; E05; E05B; E05B15/00; E05B15/0046; E05B35/00; E05B63/00; E05B63/0017; E05B15/10; E05B15/101; E05B45/00; E05B45/06; E05B63/14; Y; Y10; Y10S; Y10S70/00; Y10S70/49; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5248; Y10T70/527; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/778; Y10T70/7791; Y10T70/7836
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) | 1928-07-13 | 1929-01-12 | 1929-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-07-13 | 1933-01-12 | 1933-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-07-13 | 1937-01-12 | 1937-07-14 | $7700.00 | Window Closed / Lapsed |