US3344529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Card checker
Assignee: Individual
•
Filing: 1965-03-11
•
Granted: 1967-10-03
•
Expires: 1985-03-11
Abstract
No abstract record available.
Inventors
- 👤 George E Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:23
CPC Classifications
G; G06; G06K; G06K5/00; G06K5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A HAND HELD POCKET SIZE PUNCH CARD CHECKER COMPRISING A RECTANGULAR BASE PLATE PROVIDING A FLAT SURFACE BOUNDED BY PARALLEL GUIDE RAILS ALONG THE TOP AND BOTTOM EDGES OF THE SURFACE, SAID GUIDE RAILS BEING SPACED APART A DISTANCE SUFFICIENT TO RECEIVE A PUNCH CARD TO BE CHECKED THEREBETWEEN BETWEEN THE TOP AND BOTTOM CARD EDGES, MEANS PROVIDING A MULTIPLICITY OF STRAIGHT WIRE GUIDES IN UNIFORMLY SPACED PARALLEL RELATION IN A PLANE SLIGHTLY ABOVE
Claim 2
Dependent Claim
74 words
A HAND HELD POCKET SIZE PUNCH CARD CHECKER COMPRISING A RECTANGULAR BASE PLATE PROVIDING A FLAT SURFACE BOUNDED BY PARALLEL GUIDE RAILS ALONG THE TOP AND BOTTOM EDGES OF THE SURFACE, SAID GUIDE RAILS BEING SPACED APART A DISTANCE SUFFICIENT TO RECEIVE A PUNCH CARD TO BE CHECKED THEREBETWEEN BETWEEN THE TOP AND BOTTOM CARD EDGES, MEANS PROVIDING A MULTIPLICITY OF STRAIGHT WIRE GUIDES IN UNIFORMLY SPACED PARALLEL RELATION IN A PLANE SLIGHTLY ABOVE
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |