US3254064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Matting material and process
Assignee: NL Industries Inc
•
Filing: 1964-05-15
•
Granted: 1966-05-31
•
Expires: 1984-05-15
Abstract
No abstract record available.
Inventors
- 👤 Michael J Nevins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:46
CPC Classifications
B; B29; B29B; B29B13/00; B29B13/10; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10S8/10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
AN ARTICLE OF MANUFACTURE CONSISTING OF THE PRODUCT OBTAINED BY PASSING THROUGH A HAMMERMILL HAVING A SCREEN OPENING OF FROM ABOUT 3/8 INCH TO ABOUT 1 INCH SHEETS OF THICKNESS OF ABOUT 0.001 TO ABOUT 0.004 INCH OF AN ORGANIC POLYMER CHOSEN FROM THE CLASS CONSISTING OF POLYETHYLENE, POLYPROPYLENE, POLY (VINYLALCOHOL) AND THE COPOLYMER OF VINYLIDENE CHLORIDE AND VINYL CHLORIDE AT A TEMPERATURE AT WHICH SAID POLYMER IS CAPABLE OF PERMANENT STRETCH DEFORMATION AND STRETCH ORIENTATION, SAID PRODUCT CONSISTING OF DISCRETE UNITS CONSISTING ENTIRELY OF THE SAID CHOSEN POLYMER, EACH OF WHICH CONSISTS OF A FLAKE PORTION BEARING A MULTIPLICITY OF TENDRILS ATTACHED THERETO AT ONE END OF EACH TENDRIL, THE REMAINING PORTION OF EACH TENDRIL BEING FREE OF SAID FLAKE, AND EACH OF SAID UNITS HAVING OVERALL DIMENSIONS WITHIN THE RANGE OF ABOUT 3/32 INCH BY 1/4 INCH TO ABOUT 1/2 INCH BY 1 INCH, VIEWED AS LAID ON A FLAT SURFACE.
Claim 2
Dependent Claim
153 words
AN ARTICLE OF MANUFACTURE CONSISTING OF THE PRODUCT OBTAINED BY PASSING THROUGH A HAMMERMILL HAVING A SCREEN OPENING OF FROM ABOUT 3/8 INCH TO ABOUT 1 INCH SHEETS OF THICKNESS OF ABOUT 0.001 TO ABOUT 0.004 INCH OF AN ORGANIC POLYMER CHOSEN FROM THE CLASS CONSISTING OF POLYETHYLENE, POLYPROPYLENE, POLY (VINYLALCOHOL) AND THE COPOLYMER OF VINYLIDENE CHLORIDE AND VINYL CHLORIDE AT A TEMPERATURE AT WHICH SAID POLYMER IS CAPABLE OF PERMANENT STRETCH DEFORMATION AND STRETCH ORIENTATION, SAID PRODUCT CONSISTING OF DISCRETE UNITS CONSISTING ENTIRELY OF THE SAID CHOSEN POLYMER, EACH OF WHICH CONSISTS OF A FLAKE PORTION BEARING A MULTIPLICITY OF TENDRILS ATTACHED THERETO AT ONE END OF EACH TENDRIL, THE REMAINING PORTION OF EACH TENDRIL BEING FREE OF SAID FLAKE, AND EACH OF SAID UNITS HAVING OVERALL DIMENSIONS WITHIN THE RANGE OF ABOUT 3/32 INCH BY 1/4 INCH TO ABOUT 1/2 INCH BY 1 INCH, VIEWED AS LAID ON A FLAT SURFACE.
References Cited (Backward Citations)
US2912380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |