Patent US3525177A successfully refreshed from Google Patents.
US3525177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Readily removable door for instrument casing
Assignee: Honeywell Inc
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Filing: 1969-04-14
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Granted: 1970-08-25
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Expires: 1989-04-14
Abstract
No abstract record available.
Inventors
- 👤 Clayton F Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:39
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/36; E05D15/38; E05D7/00; E05D7/10; E05D7/1061; E05D7/1066; E05D7/1072; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
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) | 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 |