US3283645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminar flow dichroism polarimeter
Assignee: Individual
•
Filing: 1963-04-19
•
Granted: 1966-11-08
•
Expires: 1983-04-19
Abstract
No abstract record available.
Inventors
- 👤 Wada Akiyoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:21
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A FLOW DICHROISM POLARIMETER COMPRISING A LIGHT SOURCE AT ONE END OF A SINGLE OPTICAL PATH, PHOTOELECTRIC LIGHT RECEIVING MEANS AT THE OPPOSTE END OF SAID OPTICAL PATH TO CONVERT LIGHT INTO ELECTRICAL SIGNALS, A TRANSPARENT SAMPLE CELL IN SAID OPTICAL PATH WHICH IS PROVIDED WITH MEANS FOR PRODUCING A LAMINAR FLOW OF LIQUID SAM-
Claim 2
Dependent Claim
55 words
A FLOW DICHROISM POLARIMETER COMPRISING A LIGHT SOURCE AT ONE END OF A SINGLE OPTICAL PATH, PHOTOELECTRIC LIGHT RECEIVING MEANS AT THE OPPOSTE END OF SAID OPTICAL PATH TO CONVERT LIGHT INTO ELECTRICAL SIGNALS, A TRANSPARENT SAMPLE CELL IN SAID OPTICAL PATH WHICH IS PROVIDED WITH MEANS FOR PRODUCING A LAMINAR FLOW OF LIQUID SAM-
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |