US2818063A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cervical collar
Assignee: KNIT RITE Co
•
Filing: 1954-01-13
•
Granted: 1957-12-31
•
Expires: 1974-01-13
Abstract
No abstract record available.
Inventors
- 👤 Theodore W Smith
- 👤 Albert J Heger
- 👤 Kenneth F Mcconnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:02
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/04; A61F5/05; A61F5/055; Y; Y10; Y10S; Y10S128/00; Y10S128/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1964962A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-30 | 1961-07-01 | 1961-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-30 | 1965-07-01 | 1965-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-30 | 1969-07-01 | 1969-12-31 | $7700.00 | Window Closed / Lapsed |