US2648882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable button member
Assignee: United Carr Fastener Corp
•
Filing: 1950-07-13
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Granted: 1953-08-18
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Expires: 1970-07-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Harold S Van Buren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:50
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/08; A; A44; A44B; A44B1/00; A44B1/18; A44B1/28; A44B1/32; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3651; Y10T24/3655; Y10T24/3662
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1670654A
Cited
GB537810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |