Patent US2610368A successfully refreshed from Google Patents.
US2610368A
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US
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Door locking astragal
Assignee: Individual
•
Filing: 1950-02-23
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Granted: 1952-09-16
•
Expires: 1970-02-23
Abstract
No abstract record available.
Inventors
- 👤 Kurt P Tschaepe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:19
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/001; E05C7/00; Y; Y10; Y10T; Y10T292/00; Y10T292/03; Y10T70/00; Y10T70/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US979654A
Cited
US1058529A
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US1013553A
Cited
US1124372A
Cited
US1821744A
Cited
US1832592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |