US3336074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible overhead guard for industrial lift truck
Assignee: Doosan Bobcat North America Inc
•
Filing: 1965-12-03
•
Granted: 1967-08-15
•
Expires: 1985-12-03
Abstract
No abstract record available.
Inventors
- 👤 Charles A Barnes
- 👤 Lester K Jensen
- 👤 Rigsby C Satterfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:30
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/07545; Y; Y10; Y10S; Y10S414/00; Y10S414/127; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32409
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN AN INDUSTRIAL LIFT TRUCK HAVING A FRONT PORTION, A REAR PORTION, UPRIGHT MAST STRUCTURE LOCATED FORWARDLY OF THE FRONT PORTION AND AN OPERATOR''S STATION LOCATED BETWEEN SAID PORTIONS, A COLLAPSIBLE OVERHEAD GUARD COMPRISING A GENERALY INVERTED U-SHAPED GUARD STRUCTURE SELECTIVELY DETACHABLY CONNECTED TO THE FRONT PORTION, EXTENDING REARWARDLY OVER THE OPERATOR''S STATION AND PIVOTABLY SECURED TO THE REAR PORTION, AND A PLURALITY OF LONGITUDINALLY RELATED PIVOTABLY CONNECTED LINK MEMBERS FORMING AT LEAST A PORTION OF SAID INVERTED U-SHAPED STRUCTURE
Claim 2
Dependent Claim
80 words
IN AN INDUSTRIAL LIFT TRUCK HAVING A FRONT PORTION, A REAR PORTION, UPRIGHT MAST STRUCTURE LOCATED FORWARDLY OF THE FRONT PORTION AND AN OPERATOR''S STATION LOCATED BETWEEN SAID PORTIONS, A COLLAPSIBLE OVERHEAD GUARD COMPRISING A GENERALY INVERTED U-SHAPED GUARD STRUCTURE SELECTIVELY DETACHABLY CONNECTED TO THE FRONT PORTION, EXTENDING REARWARDLY OVER THE OPERATOR''S STATION AND PIVOTABLY SECURED TO THE REAR PORTION, AND A PLURALITY OF LONGITUDINALLY RELATED PIVOTABLY CONNECTED LINK MEMBERS FORMING AT LEAST A PORTION OF SAID INVERTED U-SHAPED STRUCTURE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |