US3420731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sealable yarn and fabric
Assignee: Deering Milliken Research Corp
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Filing: 1964-06-30
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Granted: 1969-01-07
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Expires: 1984-06-30
Abstract
No abstract record available.
Inventors
- 👤 Hans H Kuhn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:04
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/24; D; D02; D02G; D02G3/00; D02G3/22; D02G3/40; D02G3/402; D10; D10B; D10B2201/00; D10B2201/01; D10B2201/02; D10B2321/00; D10B2321/02; D10B2321/022; Y; Y10; Y10S; Y10S57/00; Y10S57/903; Y10T; Y10T428/00; Y10T428/19; Y10T428/192; Y10T428/24; Y10T428/24033; Y10T428/24041; Y10T428/2405; Y10T428/24777; Y10T428/24793; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2967
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |