Patent US3031733A successfully refreshed from Google Patents.
US3031733A
Expired / Lapsed
US
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Arrangement for the production of mats from fibre threads
Assignee: ABB Norden Holding AB
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Filing: 1960-03-28
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Granted: 1962-05-01
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Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 Per S Ljung
- 👤 Lindstrom Cedrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:51
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/08; D04H3/12; D04H3/02; D04H3/03; D04H3/04; D04H3/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2577214A
Cited
GB666591A
Cited
US2653416A
Cited
US2693844A
Cited
US2694896A
Cited
US2811825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |