US2745820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tri-butyl-tin-mono-methoxide and polyvinyl chloride resin stabilized therewith
Assignee: Carlisle Chemical Works Inc
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Filing: 1949-06-30
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Granted: 1956-05-15
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Expires: 1969-06-30
Abstract
No abstract record available.
Inventors
- 👤 Gerry P Mack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:16
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56; C08K5/57; C07; C07F; C07F7/00; C07F7/22; C07F7/2224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
AS A NEW COMPOSITION OF MATTER A MIXTURE CONTAINING A POLYMERIZED VINYL CHLORIDE PLASTIC COMPOSITION AND .5 TO 5 PER CENT OF A TRIBUTYL TIN MONOALKOXIDE.
Claim 2
Dependent Claim
26 words
AS A NEW COMPOSITION OF MATTER A MIXTURE CONTAINING A POLYMERIZED VINYL CHLORIDE PLASTIC COMPOSITION AND .5 TO 5 PER CENT OF A TRIBUTYL TIN MONOALKOXIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |