US2963935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expanding anchor and plug with an exhaust passage
Assignee: JOHN H VAN MOSS JR
•
Filing: 1956-08-10
•
Granted: 1960-12-13
•
Expires: 1976-08-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Shields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:16
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/002; F16B13/004; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17957
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB596275A
Cited
FR1010775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |