Patent US3081335A successfully refreshed from Google Patents.
US3081335A
Expired / Lapsed
US
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Hydroxybenzyl carbamates and thiocarbamates
Assignee: Shell USA Inc
•
Filing: 1960-09-19
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Granted: 1963-03-12
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Expires: 1980-09-19
Abstract
No abstract record available.
Inventors
- 👤 Rupert C Morris
- 👤 William J Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:03
CPC Classifications
C; C09; C09K; C09K15/00; C09K15/04; C09K15/20; C09K15/22; A; A23; A23B; A23B2/00; A23B2/70; A23B2/725; A23B2/729; C08; C08K; C08K5/00; C08K5/16; C08K5/205; C08K5/36; C08K5/39; C09K15/24; C11; C11B; C11B5/00; C11B5/0042; C11B5/0057; C11B5/0071; Y; Y10; Y10S; Y10S524/00; Y10S524/925; Y10S524/929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A CARBAMATE OF THE FORMULA
Claim 2
Dependent Claim
5 words
A CARBAMATE OF THE FORMULA
References Cited (Backward Citations)
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US2677698A
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US2757174A
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US2806051A
Cited
US2945877A
Cited
US2972597A
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US2983709A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |