US2829980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating and smoothing paper
Assignee: Mead Corp
•
Filing: 1953-12-21
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Granted: 1958-04-08
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Expires: 1973-12-21
Abstract
No abstract record available.
Inventors
- 👤 John C Redd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:40
CPC Classifications
D; D21; D21H; D21H25/00; D21H25/08; D21G; D21G9/00; D21G9/009; D21H19/00; D21H19/36; D21H19/44; D21H19/46; D21H5/00; D21H5/0005; D21H5/006; D21H5/0062; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN THE COATING OF PAPER TO PRODUCE SURFACE CHARACTERISTICS ADAPTED FOR RECEIVING PRINTING AND THE LIKE, THE METHOD OF FORMING A SMOOTH SURFACE ON A LAYER OF FLUENT COATING COMPOSITION APPLIED TO PAPER WHICH COMPRISES THE STEPS OF SMOOTHING THE SURFACE OF SAID APPLIED COATING WITH A SMOOTHING MEMBER MAINTAINED AT A LOW TEMPERATURE FOR IMMOBILIZING SAID COATING AGAINST ADHESION TO SAID MEMBER TO PROVIDE SUBSTANTIALLY COMPLETE RELEASE OF SAID SMOOTHED COATING FORM SAID MEMBER, APPLYING TO THE SURFACE OF SAID SMOOTHING MEMBER A FILM A WATER
Claim 2
Dependent Claim
87 words
IN THE COATING OF PAPER TO PRODUCE SURFACE CHARACTERISTICS ADAPTED FOR RECEIVING PRINTING AND THE LIKE, THE METHOD OF FORMING A SMOOTH SURFACE ON A LAYER OF FLUENT COATING COMPOSITION APPLIED TO PAPER WHICH COMPRISES THE STEPS OF SMOOTHING THE SURFACE OF SAID APPLIED COATING WITH A SMOOTHING MEMBER MAINTAINED AT A LOW TEMPERATURE FOR IMMOBILIZING SAID COATING AGAINST ADHESION TO SAID MEMBER TO PROVIDE SUBSTANTIALLY COMPLETE RELEASE OF SAID SMOOTHED COATING FORM SAID MEMBER, APPLYING TO THE SURFACE OF SAID SMOOTHING MEMBER A FILM A WATER
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) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |