US3204539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for optically projecting types upon a pick-up device
Assignee: Individual
•
Filing: 1960-12-13
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Granted: 1965-09-07
•
Expires: 1980-12-13
Abstract
No abstract record available.
Inventors
- 👤 Edward B Plooij
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:47
CPC Classifications
B; B41; B41B; B41B21/00; B41B21/16; B41B21/24; B41B21/26; G; G03; G03B; G03B21/00; G03B21/134
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
AN INTERMITTENT FEED MECHANISM WHICH COMPRISES, IN COMBINATION: A HOUSING; (A) A SET OF ELEMENTS HAVING REFLECTING SURFACES THEREON, SAID ELEMENTS BEING IN ALIGNEMENT WITH AN OPTICAL AXIS, EACH REFLECTING ELEMENT BEING SELECTIVELY MOVABLE SOLELY IN ITS OWN PLANE INTO AN OPERATIVE POSITION IN WHICH IT INTERSECTS SAID OPTICAL AXIS AT ANI OBLIQUE ANGLE, AND MOVABLE INTO AN INOPERATIVE POSITION IN WHICH IT IS FREE OF THE OPTICAL AXIS TO PERMIT LIGHT TRANSMISSION THEREALONG; AND
Claim 2
Dependent Claim
75 words
AN INTERMITTENT FEED MECHANISM WHICH COMPRISES, IN COMBINATION: A HOUSING; (A) A SET OF ELEMENTS HAVING REFLECTING SURFACES THEREON, SAID ELEMENTS BEING IN ALIGNEMENT WITH AN OPTICAL AXIS, EACH REFLECTING ELEMENT BEING SELECTIVELY MOVABLE SOLELY IN ITS OWN PLANE INTO AN OPERATIVE POSITION IN WHICH IT INTERSECTS SAID OPTICAL AXIS AT ANI OBLIQUE ANGLE, AND MOVABLE INTO AN INOPERATIVE POSITION IN WHICH IT IS FREE OF THE OPTICAL AXIS TO PERMIT LIGHT TRANSMISSION THEREALONG; AND
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |