US2587515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coiled end withdrawal string for tampons
Assignee: Sanitary Products Corp
•
Filing: 1949-07-26
•
Granted: 1952-02-26
•
Expires: 1969-07-26
Abstract
No abstract record available.
Inventors
- 👤 Frank P Parish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:34
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/551; A61F13/55175; A61F13/20; A61F13/34; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |