Patent US3394043A successfully refreshed from Google Patents.
US3394043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tufted carpet and non-woven backing fabric therefor
Assignee: Bigelow Sanford Inc
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Filing: 1966-11-07
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Granted: 1968-07-23
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Expires: 1986-11-07
Abstract
No abstract record available.
Inventors
- 👤 David B Parlin
- 👤 Philip B Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:52
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/46; D04H1/48; D05; D05C; D05C17/00; D05C17/02; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979; Y10T428/23986; Y10T428/23993
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2017339A
Cited
US2693432A
Cited
US2891279A
Cited
US2866206A
Cited
US3100733A
Cited
US3060072A
Cited
US3231650A
Cited
US3286007A
Cited
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 |