Patent US3107900A successfully refreshed from Google Patents.
US3107900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable aluminum fence construction
Assignee: ALUMA RAIL Inc
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Filing: 1961-04-03
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Granted: 1963-10-22
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Expires: 1981-04-03
Abstract
No abstract record available.
Inventors
- 👤 Paolo Gerard R De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:53
CPC Classifications
E; E01; E01F; E01F13/00; E01F13/02; E01F13/022; E04; E04H; E04H17/00; E04H17/14; E04H17/1413; E04H17/1447; E04H17/1452; E04H17/16; E04H17/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A FENCE CONSTRUCTION, COMPRISING A PLURALITY OF CYLINDRICAL HOLLOW VERTICAL POSTS DISPOSED IN A RECTANGULAR ARRAY, A PLURALITY OF BLOCKS SECURED TO THE POSTS, CERTAIN OF THE BLOCKS ON THE POSTS AT CORNERS OF THE ARRAY BEING CIRCUMFERENTIALLY SPACED 90*, OTHERS OF THE BLOCKS ON OTHER POSTS INTERMEDIATE THE CORNER POSTS BEING CIRCUMFERENTIALLY SPACED 180*, AND HOLLOW RAILS SUPPORTED HORIZONTALLY BY THE BLOCKS ON THE POSTS, EACH RAIL HAVING OPPOSITE ENDS REMOVABLY INTERFITTED ON TWO BLOCKS OF TWO ADJACENT POSTS IN THE ARRAY, EACH OF THE BLOCKS AHD RAILS BEING ELLIPTICAL IN CROSS SECTION TO PREVENT TURNING OF THE RAILS ON THE BLOCKS, EACH OF THE BLOCKS HAVING A BEVELED EDGE TO FACILITATE INSERTION OF AN END OF ONE OF THE RAILS THEREON, EACH OF THE BLOCKS HAVING A THROUGH BORE BETWEEN OPPOSITE FACES THEREOF, BORES OF ADJACENT BLOCKS ADAPTED TO RECEIVE A BENT THREADED FASTENING MEMBER CONSTITUTING PART OF AN ASSEMBLY TO SECURE THE BLOCKS TO A POST, ONE FACE OF EACH BLOCK BEING CYLINDRICALLY CURVED TO ABUT A POST, SAID ENDS OF THE RAILS BEING ARCUATE TO FIT FLUSH AGAINST THE POSTS.
Claim 2
Dependent Claim
184 words
A FENCE CONSTRUCTION, COMPRISING A PLURALITY OF CYLINDRICAL HOLLOW VERTICAL POSTS DISPOSED IN A RECTANGULAR ARRAY, A PLURALITY OF BLOCKS SECURED TO THE POSTS, CERTAIN OF THE BLOCKS ON THE POSTS AT CORNERS OF THE ARRAY BEING CIRCUMFERENTIALLY SPACED 90*, OTHERS OF THE BLOCKS ON OTHER POSTS INTERMEDIATE THE CORNER POSTS BEING CIRCUMFERENTIALLY SPACED 180*, AND HOLLOW RAILS SUPPORTED HORIZONTALLY BY THE BLOCKS ON THE POSTS, EACH RAIL HAVING OPPOSITE ENDS REMOVABLY INTERFITTED ON TWO BLOCKS OF TWO ADJACENT POSTS IN THE ARRAY, EACH OF THE BLOCKS AHD RAILS BEING ELLIPTICAL IN CROSS SECTION TO PREVENT TURNING OF THE RAILS ON THE BLOCKS, EACH OF THE BLOCKS HAVING A BEVELED EDGE TO FACILITATE INSERTION OF AN END OF ONE OF THE RAILS THEREON, EACH OF THE BLOCKS HAVING A THROUGH BORE BETWEEN OPPOSITE FACES THEREOF, BORES OF ADJACENT BLOCKS ADAPTED TO RECEIVE A BENT THREADED FASTENING MEMBER CONSTITUTING PART OF AN ASSEMBLY TO SECURE THE BLOCKS TO A POST, ONE FACE OF EACH BLOCK BEING CYLINDRICALLY CURVED TO ABUT A POST, SAID ENDS OF THE RAILS BEING ARCUATE TO FIT FLUSH AGAINST THE POSTS.
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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |