Patent US4832012A successfully refreshed from Google Patents.
Patent US3384530A successfully refreshed from Google Patents.
US3384530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extruded plastic net, method of making the same and sack made of said net
Assignee: Plastic Textile Accessories Ltd
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Filing: 1965-07-23
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Granted: 1968-05-21
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Expires: 1985-07-23
Abstract
No abstract record available.
Inventors
- 👤 Mercer Frank Brian
- 👤 Martin Keith Fraser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:10
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/301; B29C48/03; B29C48/05; B29C48/07; B29C48/08; B29C48/09; B29C48/11; B29C48/12; B29C48/13; B29L; B29L2028/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24298; Y10T428/24306; Y10T428/249921; Y10T428/249922; Y10T442/00; Y10T442/10; Y10T442/184
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
AN EXTRUDED INTEGRAL KNOTLESS PLASTIC SET HAVING SUCCESIVE ROWS OF MESHES WHEREIN ROWS OF MESH CONNECTING STRANDS PROVIDED AT LONGITUDINALLY SPACED INTERVALS OF THE NET ARE DISPOSED AT A MESH ANGLE OF SUBSTANTIALLY MORE THAN 35* WHEREBY SAID ROWS OF CONNECTING STRANDS AFFORD SPACED PARALLEL ZONES OF REDUCED TRANSVERSE EXTENSIBILITY, THE NUMBER OF SUCH ZONES BEING SELECTED HAVING REGARD TO THE LENGTH OF THE SET AT RIGHT ANGLES TO SAID ZONES TO RESTRICT THE LONGITUDINAL EXTENSIBILITY OF THE NET TO A DESIRED PERCENTAGE AND THE INTERVENING ROWS OF MESH CONNECTING STRANDS HAVING MESH SUBSTANTIALLY LESS THAN THOSE OF CONNECTING STRANDS IN SAID ZONE AND NEVER MORE THAN 45* WHEREBY SAID INTERVENING ROWS OF CONNECTING STRANDS AFFORD SPACED PARALLEL ZONES OF REDUCED LONGITUDINAL EXTENSIBILITY.
Claim 2
Dependent Claim
123 words
AN EXTRUDED INTEGRAL KNOTLESS PLASTIC SET HAVING SUCCESIVE ROWS OF MESHES WHEREIN ROWS OF MESH CONNECTING STRANDS PROVIDED AT LONGITUDINALLY SPACED INTERVALS OF THE NET ARE DISPOSED AT A MESH ANGLE OF SUBSTANTIALLY MORE THAN 35* WHEREBY SAID ROWS OF CONNECTING STRANDS AFFORD SPACED PARALLEL ZONES OF REDUCED TRANSVERSE EXTENSIBILITY, THE NUMBER OF SUCH ZONES BEING SELECTED HAVING REGARD TO THE LENGTH OF THE SET AT RIGHT ANGLES TO SAID ZONES TO RESTRICT THE LONGITUDINAL EXTENSIBILITY OF THE NET TO A DESIRED PERCENTAGE AND THE INTERVENING ROWS OF MESH CONNECTING STRANDS HAVING MESH SUBSTANTIALLY LESS THAN THOSE OF CONNECTING STRANDS IN SAID ZONE AND NEVER MORE THAN 45* WHEREBY SAID INTERVENING ROWS OF CONNECTING STRANDS AFFORD SPACED PARALLEL ZONES OF REDUCED LONGITUDINAL EXTENSIBILITY.
References Cited (Backward Citations)
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US3017314A
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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) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |