US3043199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of cross-bottomed valve bags
Assignee: Windmoeller and Hoelscher KG
•
Filing: 1960-10-14
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Granted: 1962-07-10
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Expires: 1980-10-14
Abstract
No abstract record available.
Inventors
- 👤 Niemeyer Willy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:26
CPC Classifications
B; B65; B65D; B65D31/00; B65D31/14; B65D31/142; B31; B31B; B31B2150/00; B31B2150/001; B31B2150/0014; B31B2160/00; B31B2160/20; Y; Y10; Y10S; Y10S493/00; Y10S493/916; Y10S493/927; Y10S493/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE14665C
Cited
US2753769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |