US3227243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Step stool
Assignee: WGG & COMPANY Inc 2525 STATE ST COLUMBUS IN 47201 A IN CORP
•
Filing: 1964-01-06
•
Granted: 1966-01-04
•
Expires: 1984-01-06
Abstract
No abstract record available.
Inventors
- 👤 Donald L Bates
- 👤 Jerry L Neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:33
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/04; A47C4/18; A47C4/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A COLLAPSIBLE STEP STOOL, COMPRISING (A) A PAIR OF INTERCONNECTED REAR LEGS, (B) A PAIR OF INTERCONNECTED FRONT LEGS FORMED FROM A U-SHAPED FRAME AND INTERCONNECTED AT THEIR UPPER ENDS BY A TRANSVERSE BIGHT, (C) LINK MEANS PIVOTALL INTERCONNECTED TO SAID REAR LEGS AND REAR LEGS, (D) A SEAT PIVOTALLY INTERCONNECTED TO SAID REAR LEGS AND PIVOTALLY CONNECTED TO SAID FRONT LEGS BY A ROD CARRIED IN SAID TRANSVERSE BIGHT, (E) A STEP PIVOTALLY INTERCONNECTED TO SAID FRONT AND REAR LEGS BELOW SAID SEAT, AND (F) A TRANSVERSE ROD INTERCONNECTING SAID FRONT LEGS, (G) SAID SEAT AND STEP BEING SWINGABLE WITH SAID FRONT LEGS ABOUT THEIR INTERCONNECTIONS TO THE REAR LEGS BETWEEN A RETRACTED POSITION IN WHICH SAID SEAT, STEP, AND FRONT LEGS LIE IN GENERALLY VERTICAL PLANES ADJACENT THE REAR LEGS ARE DISPOSED WELL FORWARDLY WHICH SAID FRONT LEGS ARE DISPOSED WELL FORWARDLY OF SAID REAR LEGS AND THE FORAWRD PORTIONS OF SAID SEAT AND STEP ARE SUPPORTED ON SAID FRONT LEGS AND TRANSVERSE ROD, RESPECTIVELY, THE FRONT EDGE OF SAID STEP PROJECTING FORWARDLY OF THE FRONT SEAT EDGE IN SAID OPERATIVE POSITION.
Claim 2
Dependent Claim
184 words
A COLLAPSIBLE STEP STOOL, COMPRISING (A) A PAIR OF INTERCONNECTED REAR LEGS, (B) A PAIR OF INTERCONNECTED FRONT LEGS FORMED FROM A U-SHAPED FRAME AND INTERCONNECTED AT THEIR UPPER ENDS BY A TRANSVERSE BIGHT, (C) LINK MEANS PIVOTALL INTERCONNECTED TO SAID REAR LEGS AND REAR LEGS, (D) A SEAT PIVOTALLY INTERCONNECTED TO SAID REAR LEGS AND PIVOTALLY CONNECTED TO SAID FRONT LEGS BY A ROD CARRIED IN SAID TRANSVERSE BIGHT, (E) A STEP PIVOTALLY INTERCONNECTED TO SAID FRONT AND REAR LEGS BELOW SAID SEAT, AND (F) A TRANSVERSE ROD INTERCONNECTING SAID FRONT LEGS, (G) SAID SEAT AND STEP BEING SWINGABLE WITH SAID FRONT LEGS ABOUT THEIR INTERCONNECTIONS TO THE REAR LEGS BETWEEN A RETRACTED POSITION IN WHICH SAID SEAT, STEP, AND FRONT LEGS LIE IN GENERALLY VERTICAL PLANES ADJACENT THE REAR LEGS ARE DISPOSED WELL FORWARDLY WHICH SAID FRONT LEGS ARE DISPOSED WELL FORWARDLY OF SAID REAR LEGS AND THE FORAWRD PORTIONS OF SAID SEAT AND STEP ARE SUPPORTED ON SAID FRONT LEGS AND TRANSVERSE ROD, RESPECTIVELY, THE FRONT EDGE OF SAID STEP PROJECTING FORWARDLY OF THE FRONT SEAT EDGE IN SAID OPERATIVE POSITION.
References Cited (Backward Citations)
US603848A
Cited
US693892A
Cited
US701532A
Cited
US1630747A
Cited
US1954112A
Cited
DE1115183B
Cited
US2875815A
Cited
US3025101A
Cited
US3059722A
Cited
US3106296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |