US2607977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curtain hook support
Assignee: Individual
•
Filing: 1949-11-09
•
Granted: 1952-08-26
•
Expires: 1969-11-09
Abstract
No abstract record available.
Inventors
- 👤 Minnie B Serrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:06
CPC Classifications
A; A47; A47H; A47H13/00; A47H13/04; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3484; Y10T24/3485
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US763780A
Cited
US1465938A
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US1832031A
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US1862836A
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US1983467A
Cited
US2106438A
Cited
US2183188A
Cited
US2115593A
Cited
US2147910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |