US3019258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic fluorine compounds
Assignee: Pennwalt Corp
•
Filing: 1958-12-30
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Granted: 1962-01-30
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Hauptschein Murray
- 👤 Braid Milton
- 👤 Francis E Lawlor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:30
CPC Classifications
C; C07; C07C; C07C313/00; C07C313/08; C10; C10M; C10M135/00; C10M135/20; C10M2211/00; C10M2219/00; C10M2219/08; C10N; C10N2030/00; C10N2030/06; C10N2040/00; C10N2040/02; C10N2040/04; C10N2040/20; C10N2040/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
COMPOUNDS HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
5 words
COMPOUNDS HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US2807615A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |