Patent US3461017A successfully refreshed from Google Patents.
US3461017A
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US
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Apparatus for the production of welded bags from thermoplastic tubular sheeting by means of radiant heat
Assignee: BASF SE
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Filing: 1966-02-17
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Granted: 1969-08-12
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Expires: 1986-02-17
Abstract
No abstract record available.
Inventors
- 👤 Friedrich Fecher
- 👤 Jakob Schoenmann
- 👤 Horst Rosewicz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:47
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/24; B29; B29C; B29C65/00; B29C65/02; B29C65/14; B29C65/1429; B29C65/1448; B29C65/1454; B29C65/1458; B29C65/1464; B29C65/1467; B29C65/78; B29C65/7858; B29C65/7861; B29C65/787; B29C65/7873; B29C66/00; B29C66/01; B29C66/03; B29C66/034; B29C66/0342; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/137; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/816; B29C66/8161; B29C66/83; B29C66/836; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/914; B29C66/9161; B29C66/91641; B29C66/91643; B29C66/91645; B29C66/92; B29C66/924; B29C66/9241; B29C66/9261; B29C66/92651; B29C66/95; B29C66/954
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2224370A
Cited
US2358455A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |