Patent US3192996A successfully refreshed from Google Patents.
US3192996A
Expired / Lapsed
US
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Apparatus for shifting drapery
Assignee: Manufacturing Specialties Co Inc
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Filing: 1963-01-07
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Granted: 1965-07-06
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Expires: 1983-01-07
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Greenstadt
- 👤 David F Ziers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:37
CPC Classifications
A; A47; A47H; A47H5/00; A47H5/02; A47H5/032
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |