Patent US3037044A successfully refreshed from Google Patents.
US3037044A
Expired / Lapsed
US
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Halogenated organic phosphorus compounds and process therefor
Assignee: Olin Corp
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Filing: 1959-11-03
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Granted: 1962-05-29
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Expires: 1979-11-03
Abstract
No abstract record available.
Inventors
- 👤 Herman A Bruson
- 👤 Thomas P O'day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:55
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4018; C07F9/4025; C07F9/54; C07F9/5435; C07F9/5449
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
TETRACHLOROCYCLOPENTADIENE DIPHOSPHONATE WHEREIN THE PHOSPHONATE GROUP CONSISTS OF
Claim 2
Dependent Claim
8 words
TETRACHLOROCYCLOPENTADIENE DIPHOSPHONATE WHEREIN THE PHOSPHONATE GROUP CONSISTS OF
References Cited (Backward Citations)
CA557104A
Cited
US2806049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |