US3477746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiline swivel and mounting system
Assignee: Watson Manufacturing Co
•
Filing: 1967-10-03
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Granted: 1969-11-11
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Expires: 1987-10-03
Abstract
No abstract record available.
Inventors
- 👤 John V Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:19
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/08; E02F9/10; E02F9/12; E02F9/121; E02F9/123; E02F9/20; E02F9/22; E02F9/2264; E02F9/2275; F; F16; F16L; F16L39/00; F16L39/06
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) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |