US3433459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load handling apparatus
Assignee: Federal Signal Corp
•
Filing: 1967-05-02
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Granted: 1969-03-18
•
Expires: 1987-05-02
Abstract
No abstract record available.
Inventors
- 👤 Richard W Logan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:53
CPC Classifications
B; B66; B66C; B66C23/00; B66C1/00; B66C1/10; B66C19/00; B66C19/02; B66C23/18; B66C23/36; B66C23/48; B66C23/485; B66D; B66D3/00; B66D3/04; B66C2700/00; B66C2700/03; B66D2700/00; B66D2700/02; B66D2700/026; B66D2700/028; Y; Y10; Y10S; Y10S212/00; Y10S212/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR999015A
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US545514A
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US1670501A
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NL73040C
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US1111101A
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GB470295A
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US2569628A
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US2412488A
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US2549120A
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DE849605C
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US2703252A
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US2941674A
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US3083837A
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US3085695A
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FR1433014A
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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) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |