US2809911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminating solutions, laminating stock, and laminated products
Assignee: Atlas Powder Co
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Filing: 1954-05-06
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Granted: 1957-10-15
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Expires: 1974-05-06
Abstract
No abstract record available.
Inventors
- 👤 Henry M Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:58
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31786; Y10T428/3179; Y10T428/31942; Y10T428/31949; Y10T428/31964; Y10T442/00; Y10T442/20; Y10T442/2762; Y10T442/277; Y10T442/2828; Y10T442/2844
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
42 words
A LAMINATING SOLUTION COMPRISING A POLYMERIZABLE POLYESTER OF A POLLYBASIC ACID OF WHICH AT LEAST THE MAJOR PROPORTION IS AN ALPHA-BETA UNSATURATED DICARBOXYLIC ACID AND A POLYHYDRIC ALCOHOL OF WHICH AT LEAST THE MAJOR PROPORTION IS A DIOL CONFORMING TO THE FORMULA
Claim 2
Dependent Claim
42 words
A LAMINATING SOLUTION COMPRISING A POLYMERIZABLE POLYESTER OF A POLLYBASIC ACID OF WHICH AT LEAST THE MAJOR PROPORTION IS AN ALPHA-BETA UNSATURATED DICARBOXYLIC ACID AND A POLYHYDRIC ALCOHOL OF WHICH AT LEAST THE MAJOR PROPORTION IS A DIOL CONFORMING TO THE FORMULA
Claim 3
Dependent Claim
63 words
A LAMINATED PRODUCT COMPRISING LAYERS OF CELLU LOSIC SHEET MATERIAL IMPREGNATED AND BONDED TOGETHER WITH A CURED RESINOUS MIXTURE COMPRISINGA WATER-SOLUBLE MALAMINE-FORMALDEHYDE CONDENSATION PRODUCT AND A POLYMERIZABLE POLYESTER OF A POLYBASIC ACID OF WHICH AT LEAST THE MAJOR PROPORTION IS AN ALPHA-BETA UNSATURATED DICARBOXYLIC ACID AND A POLYHTDRIC ALCOHOL OF WHICH AT LEAST THE MAJOR PROPORTION IS A DIOL CONFORMING TO THE FORMULA
Claim 4
Dependent Claim
63 words
A LAMINATED PRODUCT COMPRISING LAYERS OF CELLU LOSIC SHEET MATERIAL IMPREGNATED AND BONDED TOGETHER WITH A CURED RESINOUS MIXTURE COMPRISINGA WATER-SOLUBLE MALAMINE-FORMALDEHYDE CONDENSATION PRODUCT AND A POLYMERIZABLE POLYESTER OF A POLYBASIC ACID OF WHICH AT LEAST THE MAJOR PROPORTION IS AN ALPHA-BETA UNSATURATED DICARBOXYLIC ACID AND A POLYHTDRIC ALCOHOL OF WHICH AT LEAST THE MAJOR PROPORTION IS A DIOL CONFORMING TO THE FORMULA
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) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |