US2802727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aryloxyalkyl carbalkoxyalkyl sulfite diesters
Assignee: Uniroyal Inc
•
Filing: 1954-09-03
•
Granted: 1957-08-13
•
Expires: 1974-09-03
Abstract
No abstract record available.
Inventors
- 👤 Walter D Harris
- 👤 Albert W Feldman
- 👤 John W Zukel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:28
CPC Classifications
C; C07; C07C; C07C301/00; A; A01; A01N; A01N41/00; A01N41/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A CHEMICAL SELECTED FROM THE GROUP CONSISTING OF ARYLOXYALKYL CARBALKOXYALKYL SULFITE DIESTERS AND HALOARYL OXYLAKYL CARBALKOXYALKYL SULFITE DIESTERS HAVING THE GENERAL STRUCTURAL FORMULA
Claim 2
Dependent Claim
23 words
A CHEMICAL SELECTED FROM THE GROUP CONSISTING OF ARYLOXYALKYL CARBALKOXYALKYL SULFITE DIESTERS AND HALOARYL OXYLAKYL CARBALKOXYALKYL SULFITE DIESTERS HAVING THE GENERAL STRUCTURAL FORMULA
References Cited (Backward Citations)
US2465391A
Cited
US2529494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |