Patent US3087220A successfully refreshed from Google Patents.
US3087220A
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US
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Worm drive hose clamp
Assignee: DU PAGE Manufacturing CO
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Filing: 1961-04-05
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Granted: 1963-04-30
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Expires: 1981-04-05
Abstract
No abstract record available.
Inventors
- 👤 Charles W Tinsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:20
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/24; H04L1/248; F; F16; F16L; F16L33/00; F16L33/02; F16L33/08; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2395273A
Cited
US2825113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |