Patent US3412507A successfully refreshed from Google Patents.
US3412507A
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Suspension device for a sealed rolling door and the applications thereof
Assignee: ARMETAL Ste
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Filing: 1967-02-06
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Granted: 1968-11-26
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Expires: 1987-02-06
Abstract
No abstract record available.
Inventors
- 👤 Sterner Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:47
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/10; E05D15/1021; E05D15/1065; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/46; E06B3/4636; E06B3/4645; E05D2015/1071; E05D2015/1076; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2199160A
Cited
CH386279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |