US2653328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabrication of artificial eyes
Assignee: PREC COSMET Co Inc
•
Filing: 1945-09-22
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Granted: 1953-09-29
•
Expires: 1965-09-22
Abstract
No abstract record available.
Inventors
- 👤 Albert L Anderson
- 👤 Holmen John Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:12
CPC Classifications
B; B29; B29D; B29D11/00; B29D11/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
45 words
AS AN ARTICLE OF MANUFACTURE, AN IRIS BUTTON FOR ARTIFICIAL EYES CONSTRUCTED ENTIRELY OF PLASTIC MATERIAL COMPRISING, A THIN SCLERAL SECTION HAVING A CIRCULAR FACE AREA AND HAVING A CONCAVE OUTER SURFACE WITH A SMALL RECESS FORMED CENTRALLY THEREIN, A COATING OF JET BLACK THERMOPLASTIC
References Cited (Backward Citations)
US2497872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |