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US2538136A
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Anticircumcision ring
Assignee: FRANCES E TWACHTMAN
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Filing: 1948-04-08
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Granted: 1951-01-16
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Expires: 1968-04-08
Abstract
No abstract record available.
Inventors
- 👤 Twachtman Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:24
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/00051; A61B; A61B17/00; A61B17/32; A61B17/326; A61B90/00; A61B90/02; A61F2013/00361; A61F2013/00365; A61F2013/00387; A61F13/15; A61F2013/15008; A61F2013/15048
Claims Analysis
Total Claims: 0
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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) | 1954-01-15 | 1954-07-17 | 1955-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-15 | 1958-07-17 | 1959-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-15 | 1962-07-17 | 1963-01-16 | $7700.00 | Window Closed / Lapsed |