US3483910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment devices including extend working means,for apertured structural members
Assignee: Youngstown Sheet and Tube Co
•
Filing: 1968-04-01
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Granted: 1969-12-16
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Expires: 1988-04-01
Abstract
No abstract record available.
Inventors
- 👤 Carl Henry Lalonde
- 👤 James Howard Van Huffel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:18
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/045; F16B37/046; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/97
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1306100A
Cited
GB513368A
Cited
US2345650A
Cited
US2940558A
Cited
FR1175966A
Cited
GB1061149A
Cited
FR1494307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |