US3502437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Identification card
Assignee: Haematronics Inc
•
Filing: 1967-03-13
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Granted: 1970-03-24
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Expires: 1987-03-13
Abstract
No abstract record available.
Inventors
- 👤 Morris Mass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:38
CPC Classifications
B; B42; B42D; B42D25/00; B42D25/20; B42D25/28; G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/80; B42D2033/04; B42D2033/24; B42D2033/44; B42D2035/08; Y; Y10; Y10S; Y10S283/00; Y10S283/90; Y10S436/00; Y10S436/826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |