US3074507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ladder dolly
Assignee: Individual
•
Filing: 1961-08-08
•
Granted: 1963-01-22
•
Expires: 1981-08-08
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Pelky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:06
CPC Classifications
E; E06; E06C; E06C1/00; E06C1/02; E06C1/38; E06C1/397
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A LADDER DOLLY COMPRISING UPRIGHTLY DISPOSED MOUNTING MEANS FOR RECEIVING THE LOWER ENDS OF THE SIDE RAILS OF A LADDER TO FIXEDLY SUPPORT THE SAME WITH RESPECT TO SAID DOLLY, FIRST WHEEL MEANS ROTATABLY ATTACHED TO SAID MOUNTING MEANS FOR MOBILY SUPPORTING THE LATTER AND DISPOSED THEREBELOW IN AN UPRIGHT DIRECTION AND FIXEDLY ATTACHED THERETO IN THE UPRIGHT PLANE OF SAID MOUNTING MEANS FOR NON-PIVOTALLY SUPPORTING THE LATTER AND DIRECTED IN THE UPRIGHT PLANE THROUGH SAID MOUNTING MEANS, SECOND WHEEL MEANS DISPOSED OFFSET TO ONE SIDE OF SAID UPRIGHT PLANE THROUGH SAID FIRST WHEEL MEANS AND BEING TILTED TOWARD SAID MOUNTING MEANS AND MOBILY SUPPORTING THE
Claim 2
Dependent Claim
106 words
A LADDER DOLLY COMPRISING UPRIGHTLY DISPOSED MOUNTING MEANS FOR RECEIVING THE LOWER ENDS OF THE SIDE RAILS OF A LADDER TO FIXEDLY SUPPORT THE SAME WITH RESPECT TO SAID DOLLY, FIRST WHEEL MEANS ROTATABLY ATTACHED TO SAID MOUNTING MEANS FOR MOBILY SUPPORTING THE LATTER AND DISPOSED THEREBELOW IN AN UPRIGHT DIRECTION AND FIXEDLY ATTACHED THERETO IN THE UPRIGHT PLANE OF SAID MOUNTING MEANS FOR NON-PIVOTALLY SUPPORTING THE LATTER AND DIRECTED IN THE UPRIGHT PLANE THROUGH SAID MOUNTING MEANS, SECOND WHEEL MEANS DISPOSED OFFSET TO ONE SIDE OF SAID UPRIGHT PLANE THROUGH SAID FIRST WHEEL MEANS AND BEING TILTED TOWARD SAID MOUNTING MEANS AND MOBILY SUPPORTING THE
References Cited (Backward Citations)
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Cited
US1974572A
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Cited
US2499091A
Cited
US2750204A
Cited
US2902110A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |