US1533155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window-operating mechanism
Assignee: MATTHIAS STRODEL
•
Filing: 1922-02-06
•
Granted: 1925-04-14
•
Expires: 1942-02-06
Abstract
No abstract record available.
Inventors
- 👤 Zitterbart Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:51
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/38; E05F11/42; E05F11/423; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/188; Y10T74/18808; Y10T74/19; Y10T74/19642; Y10T74/1967; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20642
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) | 1928-04-13 | 1928-10-13 | 1929-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-04-13 | 1932-10-13 | 1933-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-04-13 | 1936-10-13 | 1937-04-14 | $7700.00 | Window Closed / Lapsed |