US2451487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Button staple
Assignee: Scovill Inc
•
Filing: 1944-04-28
•
Granted: 1948-10-19
•
Expires: 1964-04-28
Abstract
No abstract record available.
Inventors
- 👤 Otto J Huelster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:42
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/18; A44B1/44; Y; Y10; Y10S; Y10S411/00; Y10S411/92; Y10T; Y10T24/00; Y10T24/36; Y10T24/3611
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US106501A
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US269705A
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US287859A
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US324126A
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US2351608A
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US648071A
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US649686A
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US1378108A
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US2103176A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-19 | 1952-04-19 | 1952-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-19 | 1956-04-19 | 1956-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-19 | 1960-04-19 | 1960-10-19 | $7700.00 | Window Closed / Lapsed |