US3227034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Specimen identification apparatus utilizing an elliptically polarized optical autocorrelation function
Assignee: International Business Machines Corp
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Filing: 1961-10-05
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Granted: 1966-01-04
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Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Glenmore L Shelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:51
CPC Classifications
G; G06; G06V; G06V10/00; G06V10/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
SPECIMEN IDENTIFICATION APPARATUS INCLUDING A SOURCE OF PLANE POLARIZED LIGHT POLARIZED IN A FIRST PLANE, SAID APPARATUS COMPRISING; MEANS FOR FORMING FROM SAID PLANE POLARIZED LIGHT AN ELLIPTICALLY POLARIZED OPTICAL AUTOCORRELATION FUNCTION OF THE CONFIGURATION OF A SPECIMEN TO BE IDENTIFIED, ANALYZER MEANS ORIENTED TO BLOCK LIGHT VIBRATING IN SAID FIRST PLANE, WHEREBY SAID PLANE POLARIZED LIGHT IS BLOCKED BY SAID ANALYZER MEANS AND SAID ELLIPTICALLY POLARIZED AUTOCORRELATION FUNCTION IS RANSMITTED THROUGH SAID ANALYZER MEANS, AND MEANS FOR COMPARING SAID OPTICAL AUTOCORRELATION FUNCTION WITH A REFERENCE OPTICAL AUTO-
Claim 2
Dependent Claim
88 words
SPECIMEN IDENTIFICATION APPARATUS INCLUDING A SOURCE OF PLANE POLARIZED LIGHT POLARIZED IN A FIRST PLANE, SAID APPARATUS COMPRISING; MEANS FOR FORMING FROM SAID PLANE POLARIZED LIGHT AN ELLIPTICALLY POLARIZED OPTICAL AUTOCORRELATION FUNCTION OF THE CONFIGURATION OF A SPECIMEN TO BE IDENTIFIED, ANALYZER MEANS ORIENTED TO BLOCK LIGHT VIBRATING IN SAID FIRST PLANE, WHEREBY SAID PLANE POLARIZED LIGHT IS BLOCKED BY SAID ANALYZER MEANS AND SAID ELLIPTICALLY POLARIZED AUTOCORRELATION FUNCTION IS RANSMITTED THROUGH SAID ANALYZER MEANS, AND MEANS FOR COMPARING SAID OPTICAL AUTOCORRELATION FUNCTION WITH A REFERENCE OPTICAL AUTO-
References Cited (Backward Citations)
US3067413A
Cited
US3064519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |