Patent US2207143A successfully refreshed from Google Patents.
US2207143A
Expired / Lapsed
US
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Tubular lock
Assignee: Yale and Towne Manufacturing Co
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Filing: 1936-08-27
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Granted: 1940-07-09
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Expires: 1956-08-27
Abstract
No abstract record available.
Inventors
- 👤 Karl A Brauning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:04
CPC Classifications
E; E05; E05B; E05B55/00; E05B55/005; Y; Y10; Y10T; Y10T292/00; Y10T292/62; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5394; Y10T70/5416; Y10T70/542; Y10T70/5438; Y10T70/5611; Y10T70/5757; Y10T70/5765; Y10T70/577; Y10T70/5792; Y10T70/5796; Y10T70/5805; Y10T70/5819; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8486
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) | 1943-07-09 | 1944-01-08 | 1944-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-09 | 1948-01-08 | 1948-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-09 | 1952-01-08 | 1952-07-09 | $7700.00 | Window Closed / Lapsed |