US2880856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eye carrier
Assignee: BUFFALO EYE BANK AND RES SOC I
•
Filing: 1957-04-08
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Granted: 1959-04-07
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Expires: 1977-04-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Albrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:35
CPC Classifications
A; A01; A01N; A01N1/00; A01N1/10; A01N1/12; A61; A61B; A61B50/00; A61F; A61F7/00; A61F2007/0001; A61F2007/0002; A61F2007/0004; A61F7/10; A61F2007/101; A61F9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US177588A
Cited
US418450A
Cited
US662762A
Cited
US898007A
Cited
US1780268A
Cited
US2417626A
Cited
US2541595A
Cited
US2622607A
Cited
US2617519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |