US3393654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable stitch placement attachment for tufting machines
Assignee: World Carpets Inc
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Filing: 1966-06-22
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Granted: 1968-07-23
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Expires: 1986-06-22
Abstract
No abstract record available.
Inventors
- 👤 Richard L Barnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:03
CPC Classifications
D; D05; D05C; D05C15/00; D05C15/04; D05C15/08; D05C15/26; D05C15/28
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) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |