US3402099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated safety glass
Assignee: Monsanto Co
•
Filing: 1965-08-03
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Granted: 1968-09-17
•
Expires: 1985-08-03
Abstract
No abstract record available.
Inventors
- 👤 Donald I Christensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:48
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/1055; B32B17/10761; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31645
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
AN IMPROVED LAMINATED SAFETY-GLASS COMRISING TWO LAYERS OF GLASS BONDED TO A PLASTICIZED POLYVINYL ACETAL INTERLAYER; SAID INTERLAYER HAVING MOISTURE CONTENT OF 0.1 TO 0.8% AND CONTAINING FROM 0.01 TO 3.0 PARTS BY WEIGHT PER HUNDRED PARTS BY WEIGHT RESIN, OF AT LEAST ONE ORGANIC ACID WHICH IS SELECTED FROM THE GROUP CONSISTING OF MONOCARBOXYLIC ACIDS OF FROM 7 TO 22 CARBONS, DICARBOXYLIC ACIDS OF FROM 4-12 CARBONS, ALIPHATIC MONOAMINO MONOCARBOXYLIC ACIDS OF FROM 2 TO 6 CARBON ATOMS, ALIPHATIC MONOAMINO DICARBOXYLIC ACIDS OF FROM 4 TO 5 CARBON ATOMS, CITRIC ACID AND MIXTURES THEREOF.
References Cited (Backward Citations)
US3231461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |