Patent US3226958A successfully refreshed from Google Patents.
US3226958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knitted paper fabric
Assignee: Individual
•
Filing: 1962-08-28
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Granted: 1966-01-04
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Expires: 1982-08-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Niemer
- 👤 William P Warthen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:38
CPC Classifications
D; D04; D04B; D04B1/00; D04B1/14; D02; D02G; D02G3/00; D02G3/02; D02G3/08; D10; D10B; D10B2201/00; D10B2201/20; D10B2201/22; D10B2503/00; D10B2503/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT76177B
Cited
US1738796A
Cited
US1841159A
Cited
US2162837A
Cited
US2144667A
Cited
US2186572A
Cited
DE839544C
Cited
US2721462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |