US3340134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Porter etal knit fabric
Assignee: —
•
Filing: —
•
Granted: 1967-09-05
•
Expires: 1984-09-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:15
CPC Classifications
D; D04; D04B; D04B21/00; D04B21/14; D04B21/16; D10; D10B; D10B2509/00; D10B2509/02; D10B2509/026; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/2481; Y10T428/24818
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A KNIT FABRIC OF ZIG STITCH CONSTRUCTION WEIGHING LESS THAN ABOUT 1 OUNCE PER SQUARE YARD, SAID FABRIC HAVING AREAS IN WHICH A RUN ONCE STARTED WILL PROPAGATE ALTERNATED LONGITUDINALLY WITH BONDED AREAS WHICH WILL NOT PROPAGATE A RUN, SAID BONDED AREAS AT SOME POINT EXTENDING ACROSS EACH WALE.
Claim 2
Dependent Claim
49 words
A KNIT FABRIC OF ZIG STITCH CONSTRUCTION WEIGHING LESS THAN ABOUT 1 OUNCE PER SQUARE YARD, SAID FABRIC HAVING AREAS IN WHICH A RUN ONCE STARTED WILL PROPAGATE ALTERNATED LONGITUDINALLY WITH BONDED AREAS WHICH WILL NOT PROPAGATE A RUN, SAID BONDED AREAS AT SOME POINT EXTENDING ACROSS EACH WALE.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |