US3684608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weighting band for curtains,drapes or the like as well as for its manufacture
Assignee: Gardisette GmbH
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Filing: 1968-12-09
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Granted: 1972-08-15
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Expires: 1988-12-09
Abstract
Abstract A METHOD AND APPARATUS FOR PRODUCING A WEIGHTING BAND FOR CURTAINS, DRAPES AND THE LIKE IN WHICH THE LEAD BODIES ARE ARRANGED AT A PREDETERMINED SPACING WITHIN AN ENVELOPE SURROUNDING THE SAME AND IN WHICH THE LEAD BODIES ARE RETAINED IN THE PREDETERMINED SPACING WITHOUT THE NEED OF A CORE AS WELL AS WEIGHTING BANDS PRODUCED BY MEANS OF SUCH METHOD AND APPARATUS.
Inventors
- 👤 Rudolf Schmitz
- 👤 Franz Baier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:14
CPC Classifications
A; A47; A47H; A47H23/00; A47H23/01; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1013; Y10T156/1052; Y10T156/1062; Y10T156/1075; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/133
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-15 | 1976-02-14 | 1976-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-15 | 1980-02-14 | 1980-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-15 | 1984-02-14 | 1984-08-15 | $7700.00 | Window Closed / Lapsed |