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Patent US3525367A successfully refreshed from Google Patents.
US3525367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loom tension control apparatus
Assignee: Draper Corp
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Filing: 1969-01-06
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Granted: 1970-08-25
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Expires: 1989-01-06
Abstract
No abstract record available.
Inventors
- 👤 Frederick L Sprague
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:26
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/04; D03D49/06
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) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |