US3289788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding scaffold with central support
Assignee: Goodrich Gulf Chemicals Inc
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Filing: 1964-12-31
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Granted: 1966-12-06
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Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Evans Charles Eugene
- 👤 Kapella William Anthony
- 👤 Jr William Harold Hawley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:20
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/36; E04G1/362
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
108 words
A FOLDING COLLAPSIBLE SCAFFOLDING FOR MOUTING ON A CENTRAL POLE OR SHAFT COMPRISING COLLAR MEANS, MEANS FOR DETACHABLY FASTENING SAID COLLAR MEANS ABOUT SAID CENTRAL POLE OR SHAFT, A PLURALITY OF HORIZONTAL STRUT MEANS EXTENDING RADIALLY FROM AND PIVOTALLY CONNECTED TO SAID COLLAR MEANS, A PLURALITY OF VERTICAL STRUT MEANS, EQUAL IN NUMBER TO THE NUMBER OF HORIZONTAL STRUT MEANS, PIVOTALLY CONNECTED TO THE OUTER ENDS OF SAID HORIZONTAL STRUT MEANS, RESPECTIVELY, AND PIVOTALLY CONNECTED TO SAID COLLAR MEANS IN VERTICALLY SPACED RELATION WITH SAID CONNECTIONS OF SAID HORIZONTAL STRUT MEANS WITH SAID COLLAR MEANS, AND PLATFORM MEANS EXTENDING BETWEEN AND SUPPORTED ON ADJACENT HORIZONTAL STRUT MEANS, RESPECTIVELY.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |