US2453364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protecting attachment for hair driers
Assignee: ALICE H GRABB
•
Filing: 1946-10-10
•
Granted: 1948-11-09
•
Expires: 1966-10-10
Abstract
No abstract record available.
Inventors
- 👤 Margo S Fears
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:54
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/22; A45D20/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1570045A
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US1637035A
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US2074270A
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US2031001A
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US2227262A
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US2290455A
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US2295820A
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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) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |