US2913499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chloro-ethers
Assignee: Monsanto Chemicals Ltd
•
Filing: 1955-11-30
•
Granted: 1959-11-17
•
Expires: 1975-11-30
Abstract
No abstract record available.
Inventors
- 👤 Dazzi Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:21
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/20; H01B3/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
AN ETHER HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
AN ETHER HAVING THE FORMULA
References Cited (Backward Citations)
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Cited
US2416263A
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US2527506A
Cited
US2178831A
Cited
US2291528A
Cited
US2418820A
Cited
US2456381A
Cited
US2450272A
Cited
US2535690A
Cited
US2615823A
Cited
DE882404C
Cited
US2711498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |