Patent US3399555A successfully refreshed from Google Patents.
US3399555A
Expired / Lapsed
US
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Lock construction
Assignee: Illinois Lock Co
•
Filing: 1966-03-31
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Granted: 1968-09-03
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Expires: 1986-03-31
Abstract
No abstract record available.
Inventors
- 👤 Raymond K Gray
- 👤 Stanley C Wolniak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:24
CPC Classifications
E; E05; E05B; E05B9/00; E05B9/08; E05B9/084; E05B9/086; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7638; Y10T70/765; Y10T70/7667; Y10T70/7684; Y10T70/7706; Y10T70/80
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1990934A
Cited
US2046630A
Cited
US2097192A
Cited
US2131315A
Cited
US2655028A
Cited
US3261189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |