Patent US2947345A successfully refreshed from Google Patents.
US2947345A
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Machine for making articles from multiple thermoplastic webs
Assignee: GT Schjeldahl Co
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Filing: 1958-10-08
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Granted: 1960-08-02
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Expires: 1978-10-08
Abstract
No abstract record available.
Inventors
- 👤 Gilmore T Schjeldahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:13
CPC Classifications
B; B26; B26F; B26F3/00; B26F3/06; B31; B31B; B31B2155/00; B31B2155/001; B31B2155/0014; B31B2160/00; B31B2160/10; B31B2170/00; B31B2170/20; B31B70/00; B31B70/02; B31B70/10; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1313; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1715; Y10T83/00; Y10T83/283; Y10T83/293; Y10T83/444; Y10T83/462
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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |