US3415475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weighted base
Assignee: ROBERT R GOODMAN
•
Filing: 1966-10-13
•
Granted: 1968-12-10
•
Expires: 1986-10-13
Abstract
No abstract record available.
Inventors
- 👤 Robert R Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:06
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/22; F16M2200/00; F16M2200/08; Y; Y10; Y10S; Y10S248/00; Y10S248/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US827199A
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US1270004A
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US1653897A
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US1631227A
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US2000920A
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US2248068A
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US3119588A
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US3247823A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |