Patent US3769932A successfully refreshed from Google Patents.
US3769932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dummy can vehicle for an indicator device in canned goods sterilizing or cooking operations
Assignee: Pymah Corp
•
Filing: 1972-01-14
•
Granted: 1973-11-06
•
Expires: 1992-01-14
Abstract
Abstract A dummy can vehicle for an indicator device for use in sterilizing or cooking operations in the canning industry, by which the heat treatment of the filled cans may be registered for inspection at the end of such treatment. The indicator device is specifically a color-change ink spot or marking on a card placed in a pocket-like container within said dummy can vehicle, which card may be viewed in the dummy can, and subsequently retained as a record of said can processing.
Inventors
- 👤 V Romito
- 👤 A Hanna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:07
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/14
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
73 words
A dummy can comprising a sheet metal hollow body simulating a metal container commonly used for containing food products and the like during cooking or sterilizing, and during subsequent storage; a metal partition attached lengthwise to the inside surface of said body; and holder means attached to said partition for protectively holding a color change indicator card within said body, said holder having openings for circulation of vapor and drainage of water therefrom.
Claim 2
Dependent Claim
73 words
A dummy can comprising a sheet metal hollow body simulating a metal container commonly used for containing food products and the like during cooking or sterilizing, and during subsequent storage; a metal partition attached lengthwise to the inside surface of said body; and holder means attached to said partition for protectively holding a color change indicator card within said body, said holder having openings for circulation of vapor and drainage of water therefrom.
Claim 3
Dependent Claim
17 words
The dummy can defined in claim 1 in which the sheet metal of said body is perforated.
Claim 4
Dependent Claim
16 words
The dummy can defined in claim 2 in which the ends of the cans are open.
Claim 5
Dependent Claim
24 words
The dummy can defined in claim 2 in which said holder means is a metal pocket attached to one face of said metal partition.
Claim 6
Dependent Claim
35 words
The dummy can defined in claim 4 in which said metal pocket is provided with a sight opening disposed opposite said partition member whereby the color change card may be observed while inside said pocket.
Claim 7
Dependent Claim
37 words
The dummy can defined in claim 5 in which the perforations in said metal body are disposed to permit the reading from outside the body of the insignia on a color-change indicator disposed within said metal pocket.
Claim 8
Dependent Claim
26 words
The dummy can defined in claim 5 in which a card retainer means is provided whereby to secure a color-change indicator card within said metal pocket.
Claim 9
Dependent Claim
56 words
A perforated sheet metal pocket for attachment to a dummy can, said can being adapted to be subjected to heat and steam processing during cooking or sterilizing operations in a cannery, said pocket having a cavity to receive a color-change indicator card, said pocket having a back plate adapted to be attached to a dummy can.
Claim 10
Dependent Claim
56 words
A perforated sheet metal pocket for attachment to a dummy can, said can being adapted to be subjected to heat and steam processing during cooking or sterilizing operations in a cannery, said pocket having a cavity to receive a color-change indicator card, said pocket having a back plate adapted to be attached to a dummy can.
Claim 11
Dependent Claim
22 words
The device defined in claim 8, in which said pocket is provided with sight openings in its face opposite said back plate.
Claim 12
Dependent Claim
27 words
The device defined in claim 8, in which said pocket is provided with a card retainer means whereby to secure a color-change indicator card within said pocket.
Claim 13
Dependent Claim
26 words
A perforated metal dummy can device simulating a food-container can, said device having attached thereto means for securing a color-change indicator card to said dummy can.
Claim 14
Dependent Claim
26 words
A perforated metal dummy can device simulating a food-container can, said device having attached thereto means for securing a color-change indicator card to said dummy can.
References Cited (Backward Citations)
US1123556A
Cited
US2004627A
Cited
US2067016A
Cited
US2201186A
Cited
US2222067A
Cited
US2641930A
Cited
US2826073A
Cited
US3568627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-05 | 1977-05-07 | 1977-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-05 | 1981-05-07 | 1981-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-05 | 1985-05-07 | 1985-11-06 | $7700.00 | Window Closed / Lapsed |