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US3434751A
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Assignee: Fruehauf Corp
•
Filing: 1966-11-07
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Granted: 1969-03-25
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Expires: 1986-11-07
Abstract
No abstract record available.
Inventors
- 👤 Keith W Tantlinger
- 👤 George Chieger
- 👤 Adrian F Hulverson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:53
CPC Classifications
E; E05; E05B; E05B83/00; E05B83/02; E05B83/08; E05B83/10; Y; Y10; Y10S; Y10S292/00; Y10S292/32; Y10T; Y10T292/00; Y10T292/08; Y10T292/1039; Y10T292/1041; Y10T292/1043; Y10T292/1044; Y10T292/1045; Y10T292/1049; Y10T292/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2798753A
Cited
US3188128A
Cited
US3099473A
Cited
US3160433A
Cited
US3271063A
Cited
US3281177A
Cited
US3341975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |