US3292418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for testing printing paper for blistering
Assignee: NewPage Wisconsin System Inc
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Filing: 1964-06-04
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Granted: 1966-12-20
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Expires: 1984-06-04
Abstract
No abstract record available.
Inventors
- 👤 Frank F Oehme
- 👤 John B Kahoun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:27
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/34; G01N33/346
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A METHOD OF TESTING PRINTING PAPER FOR BLISTERING CHARACTERISTICS WHICH COMPRISES APPLYING A PREDETERMINED AMOUNT OF INK AT A PREDETERMINED PRESSURE TO AN AREA OF A SHEET OF PAPER, EXPOSING THE INKED AREA TO HEAT OF PREDETERMINED INTENSITY, CONTINUING SAID PRESSURE UNTIL BLIS-
Claim 2
Independent Claim
43 words
A METHOD OF TESTING PRINTING PAPER FOR BLISTERING CHARACTERISTICS WHICH COMPRISES APPLYING A PREDETERMINED AMOUNT OF INK AT A PREDETERMINED PRESSURE TO AN AREA OF A SHEET OF PAPER, EXPOSING THE INKED AREA TO HEAT OF PREDETERMINED INTENSITY, CONTINUING SAID PRESSURE UNTIL BLIS-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |