US3381554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bushings for locating two adjaent parts
Assignee: McDonnell Aircraft Corp
•
Filing: 1967-06-30
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Granted: 1968-05-07
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Expires: 1987-06-30
Abstract
No abstract record available.
Inventors
- 👤 Henry W Ploch
- 👤 Robert T Gravlin
- 👤 Byron W Pease
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:29
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/48; B23Q1/4804; B23Q1/50; B23Q1/52; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/569
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2492528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |