US3372083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions and articles from the reaction of an isocyanate terminated polyurethaneand the isocyanate adduct of bitumen
Assignee: MASTER MECHANICS Co
•
Filing: 1964-03-11
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Granted: 1968-03-05
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Expires: 1984-03-11
Abstract
No abstract record available.
Inventors
- 👤 Robert M Evans
- 👤 Brizgys Bernardas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:25
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/64; C08G18/6476; C08G18/08; C08G18/10; C08L; C08L95/00; C08G2190/00; Y; Y10; Y10S; Y10S528/00; Y10S528/905; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24421; Y10T428/24777; Y10T428/24793; Y10T428/24802; Y10T428/24893; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31518; Y10T428/31522; Y10T428/31551; Y10T428/31598; Y10T428/31601; Y10T428/31605; Y10T428/31609; Y10T428/31612; Y10T428/31652; Y10T428/31656; Y10T428/31663; Y10T428/31678; Y10T428/31681; Y10T428/31692; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3038873A
Cited
US3092594A
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US3179610A
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US3136732A
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US3182032A
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US3211674A
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US3219516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |