Patent US3317239A successfully refreshed from Google Patents.
US3317239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailer construction
Assignee: Fruehauf Corp
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Filing: 1966-01-21
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Granted: 1967-05-02
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Expires: 1986-01-21
Abstract
No abstract record available.
Inventors
- 👤 Keith W Tantlinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:59
CPC Classifications
B; B62; B62D; B62D33/00; B62D33/08; B62D53/00; B62D53/04; B62D53/06; B62D53/067; Y; Y10; Y10S; Y10S280/00; Y10S280/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN ELEVATABLE ROOF FOR A HEAVY DUTY OVER-THE-ROAD VEHICLE HAVING A PAIR OF LONGITUDINALLY EXTENDING VERTICAL SIDE WALLS, SAID ELEVATABLE ROOF COMPRISING, AN ELONGATED ROOF PANEL, A PLURALITY OF ARMS PIVOTALLY SECURED TO THE LONGITUDINAL EDGES OF SAID ROOF PANEL, EACH OF SAID ARMS HAVING A ROLLER SECURED TO THE LOWER END THEREOF, A LONGITUDINALLY EXTENDING UPPER RAIL ON SAID SIDE WALLS, RESPECTIVELY, FOR SEATING SAID ROLLERS, A PLURALITY OF VERTICAL GUIDES EXTENDING BETWEEN SAID ROOF PANEL AND THE SIDE WALL PANELS OF SAID VEHICLE FOR LIMITING SAID ROOF PANEL TO VERTICAL MOVEMENT RELATIVE TO SAID SIDE WALLS, AND MEANS FOR CONCOMITANTLY MOVING THE LOWER ENDS OF EACH OF SAID ARMS LONGITUDINALLY THEREBY TO EFFECT ELEVATION OF SAID ROOF.
Claim 2
Dependent Claim
119 words
AN ELEVATABLE ROOF FOR A HEAVY DUTY OVER-THE-ROAD VEHICLE HAVING A PAIR OF LONGITUDINALLY EXTENDING VERTICAL SIDE WALLS, SAID ELEVATABLE ROOF COMPRISING, AN ELONGATED ROOF PANEL, A PLURALITY OF ARMS PIVOTALLY SECURED TO THE LONGITUDINAL EDGES OF SAID ROOF PANEL, EACH OF SAID ARMS HAVING A ROLLER SECURED TO THE LOWER END THEREOF, A LONGITUDINALLY EXTENDING UPPER RAIL ON SAID SIDE WALLS, RESPECTIVELY, FOR SEATING SAID ROLLERS, A PLURALITY OF VERTICAL GUIDES EXTENDING BETWEEN SAID ROOF PANEL AND THE SIDE WALL PANELS OF SAID VEHICLE FOR LIMITING SAID ROOF PANEL TO VERTICAL MOVEMENT RELATIVE TO SAID SIDE WALLS, AND MEANS FOR CONCOMITANTLY MOVING THE LOWER ENDS OF EACH OF SAID ARMS LONGITUDINALLY THEREBY TO EFFECT ELEVATION OF SAID ROOF.
References Cited (Backward Citations)
US1871871A
Cited
US2239888A
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US2531880A
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US2624535A
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US2656216A
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US3161433A
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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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |