US3417484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web drying apparatus
Assignee: Northrop Grumman Guidance and Electronics Co Inc
•
Filing: 1967-03-02
•
Granted: 1968-12-24
•
Expires: 1987-03-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph V Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:46
CPC Classifications
G; G03; G03D; G03D15/00; G03D15/02; G03D15/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2338770A
Cited
US2574844A
Cited
US2758386A
Cited
US2753766A
Cited
US3098371A
Cited
US3231985A
Cited
US3308555A
Cited
US3334908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |