US2152230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming tampons
Assignee: HOLLY PAX Inc
•
Filing: 1936-06-29
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Granted: 1939-03-28
•
Expires: 1956-06-29
Abstract
No abstract record available.
Inventors
- 👤 John L Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:24
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/007; A; A61; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/2051; A61F13/2082; A61F13/2085; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-03-27 | 1942-09-26 | 1943-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-27 | 1946-09-26 | 1947-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-27 | 1950-09-26 | 1951-03-28 | $7700.00 | Window Closed / Lapsed |