US3332916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heteroacetylenic compounds and polymers thereof
Assignee: General Electric Co
•
Filing: 1962-11-21
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Granted: 1967-07-25
•
Expires: 1982-11-21
Abstract
No abstract record available.
Inventors
- 👤 Allan S Hay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:20
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/02; C08G79/06; C07; C07F; C07F1/00; C07F1/02; C07F3/00; C07F3/10; C07F7/00; C07F7/02; C07F7/08; C07F7/0803; C07F7/0805; C07F9/00; C07F9/66; C07F9/70; C07F9/74; C08G77/00; C08G77/60
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
18 words
A COMPOSITION COMPRISING A HETEROACETYLENIC COMPOUND CONTAINING BOTH (A) DIVALENT M UNITS SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
18 words
A COMPOSITION COMPRISING A HETEROACETYLENIC COMPOUND CONTAINING BOTH (A) DIVALENT M UNITS SELECTED FROM THE GROUP CONSISTING OF
Claim 3
Dependent Claim
9 words
A COMPOSITION COMPRISING THE POLYMER CORRESPONDING TO THE FORMULA
Claim 4
Dependent Claim
9 words
A COMPOSITION COMPRISING THE POLYMER CORRESPONDING TO THE FORMULA
Claim 5
Dependent Claim
21 words
THE PROCESS OF FORMING SELF-CONDENSATION PRODUCTS OF A HETEROACETYLENIC COMPOUND WHICH COMPRISES REACTING OXYGEN WITH A COMPOUND CORRESPONDING TO THE FORMULA
Claim 6
Dependent Claim
21 words
THE PROCESS OF FORMING SELF-CONDENSATION PRODUCTS OF A HETEROACETYLENIC COMPOUND WHICH COMPRISES REACTING OXYGEN WITH A COMPOUND CORRESPONDING TO THE FORMULA
References Cited (Backward Citations)
US1963935A
Cited
US2848520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |