US3485201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal device
Assignee: Borg Warner Corp
•
Filing: 1968-08-05
•
Granted: 1969-12-23
•
Expires: 1988-08-05
Abstract
No abstract record available.
Inventors
- 👤 Paul D Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:18
CPC Classifications
E; E01; E01F; E01F9/00; E01F9/60; E01F9/623; E01F9/627; E01F9/629
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE18226E
Cited
US1135372A
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US1250064A
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US1337947A
Cited
US1435363A
Cited
US1753309A
Cited
US1939968A
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US2407634A
Cited
US2465936A
Cited
US3191890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |