US2415587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock for refrigerator doors
Assignee: KASON HARDWARE CORP
•
Filing: 1944-06-09
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Granted: 1947-02-11
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Expires: 1964-06-09
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Groeger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:37
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/0042; E05B65/0053; Y; Y10; Y10S; Y10S292/00; Y10S292/37; Y10S292/65; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0972; Y10T292/0994; Y10T70/00; Y10T70/80; Y10T70/8946
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-10 | 1950-08-12 | 1951-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-10 | 1954-08-12 | 1955-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-10 | 1958-08-12 | 1959-02-11 | $7700.00 | Window Closed / Lapsed |