US3213523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a multiple injection manifold device
Assignee: Nord Aviation Societe Nationale de Constructions Aeronautiques
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Filing: 1962-03-22
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Granted: 1965-10-26
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Expires: 1982-03-22
Abstract
No abstract record available.
Inventors
- 👤 Boehler Marius Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:11
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F23R3/18; F23R3/20; F23C; F23C5/00; F23C5/08; F23C5/10; F23D; F23D2213/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49403; Y10T29/49428; Y10T29/49446
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US445854A
Cited
US1653468A
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DE574168C
Cited
US2569248A
Cited
GB693932A
Cited
US2896975A
Cited
US3003227A
Cited
US3102392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |