US3221900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for positioning building board
Assignee: Individual
•
Filing: 1965-02-26
•
Granted: 1965-12-07
•
Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Leslie G Love
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:51
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/18; E04F21/1805; E04F21/1822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN APPARATUS FOR POSITIONING BUILDING BOARD, A DOLLY, A VERTICAL MAST MOUNTED ON THE DOLLY, A TELESCOPING EXTENSION SLIDABLY MOUNTED IN THE MAST, MEANS FOR RAISING AND LOWERING THE TELESCOPING EXTENSION, A SUBSTANTIALLY VERTICAL FRAMEWORK HAVING ITS LOWER EXTREMITY MOUNTED ON THE DOLLY AND BEING REMOVABLY SECURED TO THE MAST, A CARRIAGE SLIDABLY MOUNTED ON SAID FRAMEWORK FOR VERTICAL MOVEMENT, MEANS COUPLING THE CARRIAGE TO THE TELESCOPING EXTENSION SO THAT AS THE EXTENSION IS RAISED AND LOWERED, THE CARRIAGE IS RAISED AND LOWERED, SAID CARRIAGE INCLUDING MEANS FOR VERTICALLY SUPPORTING SUCH BUILDING BOARD ALONG THE LOWER EDGE THEREOF AND SELECTIVELY SHIFTABLE HORIZONTALLY ALONG SAID CARRIAGE FOR POSITIONING THE BUILDING BOARD AT THE DESIRED LOCATION; SAID CARRIAGE FURTHER INCLUDING MEANS RETAINING THE BUILDING BOARD ALONG THE UPPER EDGE THEREOF, SAID LATTER MEANS BEING SELEC-
Claim 2
Dependent Claim
133 words
IN APPARATUS FOR POSITIONING BUILDING BOARD, A DOLLY, A VERTICAL MAST MOUNTED ON THE DOLLY, A TELESCOPING EXTENSION SLIDABLY MOUNTED IN THE MAST, MEANS FOR RAISING AND LOWERING THE TELESCOPING EXTENSION, A SUBSTANTIALLY VERTICAL FRAMEWORK HAVING ITS LOWER EXTREMITY MOUNTED ON THE DOLLY AND BEING REMOVABLY SECURED TO THE MAST, A CARRIAGE SLIDABLY MOUNTED ON SAID FRAMEWORK FOR VERTICAL MOVEMENT, MEANS COUPLING THE CARRIAGE TO THE TELESCOPING EXTENSION SO THAT AS THE EXTENSION IS RAISED AND LOWERED, THE CARRIAGE IS RAISED AND LOWERED, SAID CARRIAGE INCLUDING MEANS FOR VERTICALLY SUPPORTING SUCH BUILDING BOARD ALONG THE LOWER EDGE THEREOF AND SELECTIVELY SHIFTABLE HORIZONTALLY ALONG SAID CARRIAGE FOR POSITIONING THE BUILDING BOARD AT THE DESIRED LOCATION; SAID CARRIAGE FURTHER INCLUDING MEANS RETAINING THE BUILDING BOARD ALONG THE UPPER EDGE THEREOF, SAID LATTER MEANS BEING SELEC-
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |