Patent EP0067029A2 successfully refreshed from Google Patents.
Patent US2716619A successfully refreshed from Google Patents.
US2716619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coating asbestos-cement products
Assignee: Patent and Licensing Corp
•
Filing: 1952-08-19
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Granted: 1955-08-30
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Expires: 1972-08-19
Abstract
No abstract record available.
Inventors
- 👤 Howell S Jobbins
- 👤 Walter J Schwarz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:29
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; C04B41/45; C04B41/46; C04B41/48; C04B41/52; C04B41/60; C04B41/61; C04B41/62; C04B41/63; C04B41/70; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/31504; Y10T428/31652; Y10T428/31801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PROCESS FOR PREPARING A NON-BLOOMING ASBESTOSCEMENT PRODUCT WITH A TEMPORARY COATING WHICH COMPRISES APPLYING TO THE SURFACE OF AN ASBESTOS-CEMENT SHEET A TRANSPARENT SUBSTANTIALLY COLORLESS SOLID WATER INSOLUBLE SYNTHETIC RESIN IN A DILUTE LIQUID CARRIER, DRYING THE SHEET TO DRIVE OFF THE LIQUID CARRIER, SAID RESIN BEING APPLIED IN AN AMOUNT SUCH THAT WHEN DRIED THE RESIN HAS
Claim 2
Dependent Claim
59 words
A PROCESS FOR PREPARING A NON-BLOOMING ASBESTOSCEMENT PRODUCT WITH A TEMPORARY COATING WHICH COMPRISES APPLYING TO THE SURFACE OF AN ASBESTOS-CEMENT SHEET A TRANSPARENT SUBSTANTIALLY COLORLESS SOLID WATER INSOLUBLE SYNTHETIC RESIN IN A DILUTE LIQUID CARRIER, DRYING THE SHEET TO DRIVE OFF THE LIQUID CARRIER, SAID RESIN BEING APPLIED IN AN AMOUNT SUCH THAT WHEN DRIED THE RESIN HAS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |