US3496742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lockout captive screw assembly
Assignee: Schneider Electric USA Inc
•
Filing: 1968-04-22
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Granted: 1970-02-24
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Expires: 1988-04-22
Abstract
No abstract record available.
Inventors
- 👤 Richard C Rothweiler
- 👤 Kenneth R Beard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:27
CPC Classifications
E; E05; E05C; E05C5/00; E05C5/02; E05C5/04; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5854; Y10T70/5867; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7955; Y10T70/80; Y10T70/8432; Y10T70/8649
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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |