Patent US3403718A successfully refreshed from Google Patents.
US3403718A
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US
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Assignee: United Carr Inc
•
Filing: 1967-03-15
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Granted: 1968-10-01
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Expires: 1987-03-15
Abstract
No abstract record available.
Inventors
- 👤 Norman J Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:17
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/048; F16B37/12; F16B37/122; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/968
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124199A
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US722046A
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US1978329A
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US2055443A
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FR1062244A
Cited
FR1076611A
Cited
US2927497A
Cited
US2949142A
Cited
GB916048A
Cited
US3092162A
Cited
FR1277555A
Cited
GB948945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |