US3172899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Or")noe
Assignee: —
•
Filing: —
•
Granted: 1965-03-09
•
Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:00
CPC Classifications
C; C08; C08G; C08G77/00; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0872; C07F7/0889; C08G77/42; C08G77/46; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/16; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A SILOXANE COMPRISING AT LEAST ONE UNIT THAT IS REPRESENTED BY THE FORMULA:
Claim 2
Dependent Claim
13 words
A SILOXANE COMPRISING AT LEAST ONE UNIT THAT IS REPRESENTED BY THE FORMULA:
References Cited (Backward Citations)
BE553606A
Cited
US2889349A
Cited
US2823218A
Cited
US2846458A
Cited
US2970150A
Cited
US3019248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |