Patent US3183518A successfully refreshed from Google Patents.
US3183518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record perforating apparatus
Assignee: International Business Machines Corp
•
Filing: 1961-12-04
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Granted: 1965-05-11
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Expires: 1981-12-04
Abstract
No abstract record available.
Inventors
- 👤 William F Henry
- 👤 Herman C Scheer
- 👤 Harold P Wicklund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:13
CPC Classifications
G; G06; G06K; G06K1/00; G06K1/12; G06K1/128
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
APPARATUS FOR PRODUCING PERFORATIONS IN A DATA RECORD MEMBER COMPRISING: MEANS FOR COATING PREDETERMINED AREAS OF SAID MEMBER WITH A COMBUSTIBLE MATERIAL; AND CONTROL MEANS FOR IGNITING AND CONSUMING SELECTD ONES OF SAID COATED AREAS IN ACCORDANCE WITH DATA TO BE REPORTED.
Claim 2
Dependent Claim
42 words
APPARATUS FOR PRODUCING PERFORATIONS IN A DATA RECORD MEMBER COMPRISING: MEANS FOR COATING PREDETERMINED AREAS OF SAID MEMBER WITH A COMBUSTIBLE MATERIAL; AND CONTROL MEANS FOR IGNITING AND CONSUMING SELECTD ONES OF SAID COATED AREAS IN ACCORDANCE WITH DATA TO BE REPORTED.
References Cited (Backward Citations)
GB593891A
Cited
GB624738A
Cited
US2779654A
Cited
US2763759A
Cited
US2707744A
Cited
US2982186A
Cited
US2903545A
Cited
US3737882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |