US2823575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slip-free fish netting
Assignee: Dominion Textile Inc
•
Filing: 1952-02-28
•
Granted: 1958-02-18
•
Expires: 1972-02-28
Abstract
No abstract record available.
Inventors
- 👤 Edward R Needham
- 👤 Johnson Roland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:15
CPC Classifications
D; D04; D04G; D04G1/00; D04G1/02; D04G1/08; A; A01; A01K; A01K75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
FISH NETTING, COMPRISING, ESSENTIALLY UNCOATED TWINE OF A SYNTHETIC LINEAR POLYMER KNOTTED WITH TIGHT SINGLE KNOTS, THE KNOTS BEING SUBSTANTIALLY EVENLY SPACED APART AND INTERVENED BY PRECISE LENGTHS OF TWINE AND THE KNOTS BEING SET TO RETAIN SUBSTANTIALLY THE FORM AND RELATIONSHIP TO THE TWINE THAT WERE GIVEN WHEN KNOTTED, THE ELASTIC MEMORY OF THE TWINE MATERIAL BEING INTACT AND TENDING TO CAUSE LOOSENING AND SLIPPING OF THE KNOTS, THE TWINE BEING IMPREGNATED WITH A WATER-INSOLUBLE SYNTHETIC RESIN BY BEING PASSED THROUGH A SOLUTION CONTAINING FROM ABOUT .5 TO 3% OF SAID RESIN TO SUBDUE THE TENDENCY OF THE KNOTS TO SLIP, AND SAID SYNTHETIC RESIN BEING PRESENT IN THE NETTING IN AN AMOUNT IN THE NEIGHBOURHOOD OF ABOUT 1% OF THE TWINE MATERIAL BY WEIGHT.
Claim 2
Dependent Claim
126 words
FISH NETTING, COMPRISING, ESSENTIALLY UNCOATED TWINE OF A SYNTHETIC LINEAR POLYMER KNOTTED WITH TIGHT SINGLE KNOTS, THE KNOTS BEING SUBSTANTIALLY EVENLY SPACED APART AND INTERVENED BY PRECISE LENGTHS OF TWINE AND THE KNOTS BEING SET TO RETAIN SUBSTANTIALLY THE FORM AND RELATIONSHIP TO THE TWINE THAT WERE GIVEN WHEN KNOTTED, THE ELASTIC MEMORY OF THE TWINE MATERIAL BEING INTACT AND TENDING TO CAUSE LOOSENING AND SLIPPING OF THE KNOTS, THE TWINE BEING IMPREGNATED WITH A WATER-INSOLUBLE SYNTHETIC RESIN BY BEING PASSED THROUGH A SOLUTION CONTAINING FROM ABOUT .5 TO 3% OF SAID RESIN TO SUBDUE THE TENDENCY OF THE KNOTS TO SLIP, AND SAID SYNTHETIC RESIN BEING PRESENT IN THE NETTING IN AN AMOUNT IN THE NEIGHBOURHOOD OF ABOUT 1% OF THE TWINE MATERIAL BY WEIGHT.
References Cited (Backward Citations)
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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) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |