US2800704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile guiding drums
Assignee: Heraeus Quarzschmelze GmbH
•
Filing: 1954-11-19
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Granted: 1957-07-30
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Expires: 1974-11-19
Abstract
No abstract record available.
Inventors
- 👤 Mohn Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:09
CPC Classifications
D; D06; D06B; D06B23/00; D06B23/02; D06B23/023; B; B65; B65H; B65H27/00; D06C; D06C3/00; B65H2404/00; B65H2404/10; B65H2404/18; D06C2700/00; D06C2700/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US216553A
Cited
US837029A
Cited
GB190925489A
Cited
GB191412899A
Cited
US1982628A
Cited
US2651241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |