US3018114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spider center
Assignee: Individual
•
Filing: 1958-12-16
•
Granted: 1962-01-23
•
Expires: 1978-12-16
Abstract
No abstract record available.
Inventors
- 👤 Arthur O Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:54
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/40; B23B31/404; B23B31/4046; B23B23/00; B23B23/04; B23B31/4053; B23B2215/00; B23B2215/72; B23B2233/00; B23B2233/16; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1021; Y10T279/1033; Y10T82/00; Y10T82/25; Y10T82/2568
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511827A
Cited
US1180355A
Cited
US2501684A
Cited
US2462465A
Cited
US2814496A
Cited
US2880009A
Cited
US2860881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |