US3333039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic material tape or strip
Assignee: Wood Conversion Co
•
Filing: 1963-12-19
•
Granted: 1967-07-25
•
Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 Hureau Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:34
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/02; A41D27/06; B; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C48/10; B29C48/13; B29C48/25; B29C48/30; B29C48/301; B29C48/07; B29C48/08; B29C48/12; B29L; B29L2028/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A METHOD OF PRODUCING FORAMINOUS STRIPS OF SYNTHETIC MATERIAL BY MEANS OF AN EXTRUDER INCLUDING DIES, COMPRISING THE STEPS OF CONTINUOUSLY EXTRUDING A TUBE OF SYNTHETIC MATERIAL, THE CIRCUMFERENTIAL WIDTH OF WHICH IS SUBSTANTIALLY A MULTIPLE OF THAT OF THE FORAMINOUS STRIP TO BE OBTAINED; OF FORMING OPENINGS IN SAID TUBE BY TEMPORAILY AND LOCALLY PREVENTING THE SYNTHETIC MATERIAL FROM ISSUING FROM SAID DIE AT THOSE LOCATIONS WHERE THE TUBE IS TO BE FORMED WITH OPENINGS; OF CUTTING UP THE EXTRUDED AND FORAMINOUS TUBE INTO A PLURALITY OF STRIPS OF SUITABLE WIDTH THUS CREATING ASPERITIES ALONG THE EDGES OF SAID STRIPS; AND OF SMOOTHING THE LATERAL ASPERITIES ALONG THE EDGES OF EACH OF SAID STRIPS BY PASSING EACH OF SAID STRIPS THROUGH A CONSTRAINING AND HEATING TEMPLET TO CONSTRAIN THE EDGES AGAINST MOVEMENT OTHER THAN LONGITUDINALLY WITH THE STRIP PASSING THROUGH SAID TEMPLET
Claim 2
Independent Claim
143 words
A METHOD OF PRODUCING FORAMINOUS STRIPS OF SYNTHETIC MATERIAL BY MEANS OF AN EXTRUDER INCLUDING DIES, COMPRISING THE STEPS OF CONTINUOUSLY EXTRUDING A TUBE OF SYNTHETIC MATERIAL, THE CIRCUMFERENTIAL WIDTH OF WHICH IS SUBSTANTIALLY A MULTIPLE OF THAT OF THE FORAMINOUS STRIP TO BE OBTAINED; OF FORMING OPENINGS IN SAID TUBE BY TEMPORAILY AND LOCALLY PREVENTING THE SYNTHETIC MATERIAL FROM ISSUING FROM SAID DIE AT THOSE LOCATIONS WHERE THE TUBE IS TO BE FORMED WITH OPENINGS; OF CUTTING UP THE EXTRUDED AND FORAMINOUS TUBE INTO A PLURALITY OF STRIPS OF SUITABLE WIDTH THUS CREATING ASPERITIES ALONG THE EDGES OF SAID STRIPS; AND OF SMOOTHING THE LATERAL ASPERITIES ALONG THE EDGES OF EACH OF SAID STRIPS BY PASSING EACH OF SAID STRIPS THROUGH A CONSTRAINING AND HEATING TEMPLET TO CONSTRAIN THE EDGES AGAINST MOVEMENT OTHER THAN LONGITUDINALLY WITH THE STRIP PASSING THROUGH SAID TEMPLET
References Cited (Backward Citations)
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Cited
US2535029A
Cited
US2582777A
Cited
US3019483A
Cited
US3227184A
Cited
US3137611A
Cited
US3172154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |