Patent US4602765A successfully refreshed from Google Patents.
US4602765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fencing assembly and process
Assignee: Individual
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Filing: 1984-04-23
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Granted: 1986-07-29
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Expires: 2004-04-23
Abstract
Abstract A fencing assembly including posts fabricated from extruded plastic tubes and filled with particulate matter and binder to form a core of a predetermined density. The posts are capped at the top and bottom to seal the interior against moisture and weather. Rails are constructed in a like manner to the posts.
Inventors
- 👤 Karl J. Loper
- 👤 Archie Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:51
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/14; E04H17/1413; E04H17/006; E04H17/1447; E04H17/1465
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
74 words
A fence post for use at a remote construction site; a tube of plastic material; a filler therein of particulate waste material comprising a waste wood product; a binder therein mixed with said filler at said site for adhering its particles together and to the tube inner surface; and a pair of flat sealing caps mounted on the upper and lower end of said tubes and contiguous with the outer profile of the tube.
Claim 2
Dependent Claim
74 words
A fence post for use at a remote construction site; a tube of plastic material; a filler therein of particulate waste material comprising a waste wood product; a binder therein mixed with said filler at said site for adhering its particles together and to the tube inner surface; and a pair of flat sealing caps mounted on the upper and lower end of said tubes and contiguous with the outer profile of the tube.
Claim 3
Dependent Claim
16 words
The combination as set forth in claim 1 in which said plastic material comprises polyvinyl chloride.
Claim 4
Dependent Claim
15 words
The combination as set forth in claim 1 in which said plastic material comprises polyethylene.
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) | 1989-07-28 | 1990-01-27 | 1990-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-07-28 | 1994-01-27 | 1994-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-07-28 | 1998-01-27 | 1998-07-29 | $7700.00 | Window Closed / Lapsed |