US3838012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multipoint test paper
Assignee: Eli Lilly and Co
•
Filing: 1972-11-20
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Granted: 1974-09-24
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Expires: 1992-11-20
Abstract
Abstract A TEST FOR CONDUCTING A PLURALITY OF LABORATORY ANALYTICAL TEST IS FORMED FROM FILTER PAPER BEARING A PLURALITY OF VISIBLE PRINTINGS WHICH CIRCUMSCRIBE PREDETERMINED AREAS ON THE FILTER PAPER FOR RECEIVING LIQUID TEST SAMPLES.
Inventors
- 👤 C Higgens
- 👤 W Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:40
CPC Classifications
C; C12; C12M; C12M41/00; C12M41/30; C12M41/36; Y; Y10; Y10S; Y10S428/00; Y10S428/907; Y10S435/00; Y10S435/805; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802
Claims Analysis
Total Claims: 0
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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) | 1977-09-23 | 1978-03-25 | 1978-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-23 | 1982-03-25 | 1982-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-23 | 1986-03-25 | 1986-09-24 | $7700.00 | Window Closed / Lapsed |