US2887935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical image director
Assignee: Applied Biosystems Inc
•
Filing: 1954-02-11
•
Granted: 1959-05-26
•
Expires: 1974-02-11
Abstract
No abstract record available.
Inventors
- 👤 Larkin B Scott
- 👤 Edward L Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:20
CPC Classifications
B; B41; B41B; B41B21/00; B41B21/16; B41B17/00; B41B17/04; B41B17/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1523992A
Cited
US1712431A
Cited
US1577388A
Cited
FR711918A
Cited
US1944111A
Cited
US2663232A
Cited
FR63274E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |