Patent US5032543A successfully refreshed from Google Patents.
Patent US2584637A successfully refreshed from Google Patents.
US2584637A
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US
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Hair clip
Assignee: Individual
•
Filing: 1950-08-17
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Granted: 1952-02-05
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Expires: 1970-08-17
Abstract
No abstract record available.
Inventors
- 👤 Sprinkle Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:18
CPC Classifications
A; A45; A45D; A45D8/00; A45D8/14; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44778; Y10T24/44863
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR352943A
Cited
US1621924A
Cited
US2095802A
Cited
US2316179A
Cited
US2414124A
Cited
US2548973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |