US3247050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo bismuth biocide
Assignee: M&T Chemicals Inc
•
Filing: 1962-10-11
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Granted: 1966-04-19
•
Expires: 1982-10-11
Abstract
No abstract record available.
Inventors
- 👤 John R Leebrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 22:21
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/16; A61L2/20; A01; A01N; A01N25/00; A01N25/34; A01N37/00; A01N37/34; A01N59/00; A01N59/16; C; C09; C09D; C09D5/00; C09D5/14; D; D21; D21H; D21H21/00; D21H21/14; D21H21/36; A01N2300/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A METHOD FOR PROTECTING A MEDIUM SUSCEPTIBLE TO ATTACK BY MICROORGANISMS WHICH COMPRISES APPLYING TO THE LOCUS TO BE PROTECTED AN EFFECTIVE AMOUNT OF A BISMUTH COMPOUND RBIX2 WHEREIN X IS SELECTED FROM THE GROUP CONSISTING OF HALOGEN, OXYGEN, SULFUR, CARBOXYLATE, PHENOXIDE, ALKOXIDE, MERCAPTIDE, AND CYANIDE, AND R IS LOWER ALKYL.
Claim 2
Independent Claim
51 words
A METHOD FOR PROTECTING A MEDIUM SUSCEPTIBLE TO ATTACK BY MICROORGANISMS WHICH COMPRISES APPLYING TO THE LOCUS TO BE PROTECTED AN EFFECTIVE AMOUNT OF A BISMUTH COMPOUND RBIX2 WHEREIN X IS SELECTED FROM THE GROUP CONSISTING OF HALOGEN, OXYGEN, SULFUR, CARBOXYLATE, PHENOXIDE, ALKOXIDE, MERCAPTIDE, AND CYANIDE, AND R IS LOWER ALKYL.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |