Patent US3458459A successfully refreshed from Google Patents.
US3458459A
Expired / Lapsed
US
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Gloss retaining urethane coating compositions
Assignee: Honeywell International Inc
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Filing: 1965-10-12
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Granted: 1969-07-29
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Expires: 1985-10-12
Abstract
No abstract record available.
Inventors
- 👤 George S Wooster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:39
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/72; C08G18/74; C08G18/75; C08G18/758; C08G18/28; C08G18/40; C08G18/42; C08G18/4288; C09; C09D; C09D175/00; C09D175/04; C09D175/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB547672A
Cited
US2970123A
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US2981712A
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US3224988A
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US3318828A
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US3346524A
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US3349049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |