US2898377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric butadiene peroxide
Assignee: EIDP Inc
•
Filing: 1953-02-27
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Granted: 1959-08-04
•
Expires: 1973-02-27
Abstract
No abstract record available.
Inventors
- 👤 Carleton T Handy
- 👤 Henry S Rothrock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:32
CPC Classifications
C; C08; C08F; C08F4/00; C08F4/28; C08F4/32; C08F4/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
NORMALLY LIQUID POLYMERIC BUTADIENE PEROXIDE WHICH CAN BE HEATED TO ABOUT 150*C. WITHOUT COMPLETE DECOMPOSITION, SAID POLYMERIC BUTADIENE PEROXIDE BEING ONE WHICH (A) HAS AN AVERAGE COMPOSITION CORRESPONDING TO THE FORMULA (C4H6O2)X, WHERE X IS 4 TO 10, (B) CONTAINS SUBSTANTIALLY ALL ITS OXYGEN AS TITRATABLE PEROXIDE, (C) CONTAINS UNITS OF THE FORMULA
Claim 2
Dependent Claim
53 words
NORMALLY LIQUID POLYMERIC BUTADIENE PEROXIDE WHICH CAN BE HEATED TO ABOUT 150*C. WITHOUT COMPLETE DECOMPOSITION, SAID POLYMERIC BUTADIENE PEROXIDE BEING ONE WHICH (A) HAS AN AVERAGE COMPOSITION CORRESPONDING TO THE FORMULA (C4H6O2)X, WHERE X IS 4 TO 10, (B) CONTAINS SUBSTANTIALLY ALL ITS OXYGEN AS TITRATABLE PEROXIDE, (C) CONTAINS UNITS OF THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |