US3288249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gutter bridging ladder attachment
Assignee: Individual
•
Filing: 1965-06-04
•
Granted: 1966-11-29
•
Expires: 1985-06-04
Abstract
No abstract record available.
Inventors
- 👤 Clyde W Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:52
CPC Classifications
E; E06; E06C; E06C7/00; E06C7/48
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
141 words
A GUTTER BRIDGING LADDER POSITIONING AND POSITION STABILIZNG ATTACHMENT COMPRISING: A HORIZONTAL ELONGATED U-SHAPED FRAME EMBODYING A BIGHT PORTION ADAPTED TO SPAN THE SPACE BETWEEN AND ENGAGE AGAINST RAILS OF A LADDER, AND THE LEGS AT THE ENDS OF SAID BIGHT PORTION, SAID LEGS HAVNG FREE END PORTIONS ADAPTED TO REST FIRMLY AGAINST A SURFACE, MEANS CARRIED BY SAID FRAME AND FUNCTIONING TO DETACHABLY CONNECT THE SAME WITH A SELECTED RUNG ON SAID LADDER, AND ADDITIONAL MEANS ALSO CARRIED BY SAID FRAME AND ADAPTED TO DETACHABLY CONNECT SAID FRAME WITH PORTIONS OF SAID RAILS IN A PLANE ABOVE THE PLANE OF THE SELECTED RUNG, SAID ADDITIONAL MEANS COMPRISING A PAIR OF RAIL ABUTTING CLAMPS SLIDINGLY ADJUSTABLY MOUNTED ON SAID BIGHT PORTION, EACH CLAMP EMBODYING A SPRING-BIASED RAIL ENGAGING HOOK SPACED FROM AND ADJUSTABLE TOWARD AND FROM SAID BIGHT PORTION AND RAIL.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |